natural numbers 1 + 2 + 3 + 4 + ⋯ is a divergent series. The nth partial sum of the series is the triangular number ∑ k = 1 n k = n ( n + 1 ) 2 , {\displaystyle...

1-2-3; 1, 2, 3; or One, Two, Three may refer to: 1-2-3 (fuel station), in Norfolk Lotus 1-2-3, a computer spreadsheet program .123, a file extension used...

Lotus 1-2-3 is a discontinued spreadsheet program from Lotus Software (later part of IBM). It was the first killer application of the IBM PC, was hugely...

partial sums of 1 − 2 + 3 − 4 + ... are: 1, 1 − 2 = −1, 1 − 2 + 3 = 2, 1 − 2 + 3 − 4 = −2, 1 − 2 + 3 − 4 + 5 = 3, 1 − 2 + 3 − 4 + 5 − 6 = −3, ... The sequence...

3-2-1 Penguins! is an American science fiction computer-animated Christian children's television series, initially launched on November 14, 2000 as a...

3–2–1 was a British game show that was made by Yorkshire Television for ITV. It ran for ten years, from 29 July 1978 to 24 December 1988, with Ted Rogers...

4.3.2.1. (which stands for "4 girls, 3 days, 2 cities, 1 chance") is a 2010 British crime thriller film written, produced and directed by Noel Clarke,...

3-2-1 Contact is an American science educational television show produced by the Children's Television Workshop (CTW, now known as Sesame Workshop). It...

is 4–2–1–3, where the midfielders are split into two defensive and one offensive player; as such, this formation can be considered a type of 4–3–3. An...

unchanged ( 1 × n = n × 1 = n {\displaystyle 1\times n=n\times 1=n} ). As a result, the square ( 1 2 = 1 {\displaystyle 1^{2}=1} ), square root ( 1 = 1 {\displaystyle...

2 (two) is a number, numeral and digit. It is the natural number following 1 and preceding 3. It is the smallest and the only even prime number. Because...

Chicka Chicka 1, 2, 3 is the title of a children's picture book written by Bill Martin, Jr. and Michael Sampson, and illustrated by Lois Ehlert in 2004...

connectors are usually teal-colored. USB 3.2, released in September 2017, fully replaces the USB 3.1 specification. The USB 3.2 specification added a second lane...

November 1993, Windows 3.11 was released as a minor update, while Windows 3.2 was released as a Simplified Chinese version of Windows 3.1. Microsoft also introduced...

Jell-O 1-2-3 was a Jell-O gelatin product introduced in 1969 and discontinued in 1996. The product was one 4.3 ounce (121 g) powdered mix that, when properly...

iPhone OS 3 (stylized as iPhone OS 3.0) is the third major release of the iOS mobile operating system developed by Apple Inc., succeeding iPhone OS 2. It was...

1, 2, 3, Sun (French: Un, deux, trois, soleil) is a 1993 French surrealist black comedy film directed by Bertrand Blier. The title of the film corresponds...

"1 - 2 - 3" is a 1965 song recorded by American blue-eyed soul singer Len Barry, who also co-wrote it with John Madara and David White (the latter two...

In order theory, a branch of mathematics, the 1/3–2/3 conjecture states that, if one is comparison sorting a set of items then, no matter what comparisons...

1, 2, 3 Go! is a 1961–1962 American-filmed children's television series hosted by Jack Lescoulie with Richard Thomas. The show also featured Richard Morse...

with a 1 / 2 {\displaystyle 1/2} prefactor: for the S U ( 2 ) {\displaystyle SU(2)} group, the generators are chosen as 1 2 σ 1 , 1 2 σ 2 , 1 2 σ 3 {\displaystyle...

for the World Wrestling Federation (WWF, now WWE) under the ring names 1–2–3 Kid and X-Pac; World Championship Wrestling (WCW) as Syxx; and NWA Total...

dispatchers. 9-1-1 is a joint production between Reamworks, Ryan Murphy Television, and 20th Television. 9-1-1's first season premiered on January 3, 2018 Due...

features. Guideline 1: Provide equivalent alternatives to auditory and visual content Guideline 2: Do not rely on colour alone Guideline 3: Use markup and...

4 3 2 1 is a 2017 novel by Paul Auster published by Henry Holt and Co. It describes four alternate versions of the life of Archie Ferguson in the 1950s...

2021. Retrieved June 3, 2021 – via The Futon Critic. Rebecca Murray (April 24, 2023). "Crime Scene Kitchen Announces Season 2 Competitors". Showbiz Junkies...

ISBN 978-0-11-840096-1 – via Google Books. A Parliament of King Edward I which met at Stamford from 27 July 1309. This session was also traditionally cited as 3 Ed. 2 or...

to enter and exit the POWER DISABLE mode in line with SAS-3. If Pin 3 is driven HIGH (2.1–3.6 V max), power to the drive circuitry is cut. Drives with...

3.2.1. is the debut album by the rock band Zilch, released on July 23, 1998. It is their only work with original frontman hide, due to his death two months...

system. The ID-1 format specifies a size of 85.60 by 53.98 millimetres (3+3⁄8 in × 2+1⁄8 in) and rounded corners with a radius of 2.88–3.48 mm (about 1⁄8 in)...