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...

In computer science, a 2–3–4 tree (also called a 2–4 tree) is a self-balancing data structure that can be used to implement dictionaries. The numbers...

"Links 2 3 4" (also spelled "Links 2-3-4"; English: "Left 2 3 4") is a song by German Neue Deutsche Härte band Rammstein. It was released as the second...

1 − 2 + 3 − ⋯ ) + ( − 2 + 3 − 4 + ⋯ ) + ( − 2 + 3 − 4 + ⋯ ) + ( 3 − 4 + 5 − ⋯ ) =   1 + [   ( 1 − 2 − 2 + 3 ) + ( − 2 + 3 + 3 − 4 ) + ( 3 − 4 − 4 + 5...

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,...

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...

2-3-4 is an album by American jazz drummer Shelly Manne featuring performances recorded in 1962 for the Impulse! label. 2-3-4 was not a typical album...

2 + 2 = 2 × 2 = 2 2 = 2 ↑↑ 2 = 2 ↑↑↑ 2 = . . . = 4 {\displaystyle 2+2=2\times 2=2^{2}=2\uparrow \uparrow 2=2\uparrow \uparrow \uparrow 2=\;...\;=4} ...

4 Months, 3 Weeks and 2 Days (Romanian: 4 luni, 3 săptămâni și 2 zile) is a 2007 Romanian art film written and directed by Cristian Mungiu and starring...

3 (three) is a number, numeral and digit. It is the natural number following 2 and preceding 4, and is the smallest odd prime number and the only prime...

In Whyte notation, 2-4-4-2 refers to a railroad steam locomotive that has two leading wheels followed by two sets of four coupled driving wheels and two...

"LibreOffice 3.4 New Features and Fixes". The Document Foundation. Archived from the original on 14 December 2013. Retrieved 4 March 2014. "ReleaseNotes/6.2". The...

iOS 4 is the fourth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 3. It was announced at the...

4 3 2 1 is a novel by Paul Auster published in January 2017. At the time of its publication, it was the first new Auster novel to have appeared in seven...

Language Runtime (CLR) 4.0 .NET Framework 4.0 is supported on Windows XP (with Service Pack 3), Windows Server 2003 (with Service Pack 2), Vista (with Service...

Android 2.3 Gingerbread is the seventh version of Android, a codename of the Android mobile operating system developed by Google and released in December...

a 2-node if it has one data element and two children. We say that an internal node is a 3-node if it has two data elements and three children. A 4-node...

Barney's 1-2-3-4 Seasons is the sixth Barney & Friends home video. It features an array of traditional children's songs and school songs. This video also...

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...

Retrieved 2 April 2016. Richmond JY. "The 1, 2, 3's of Biosafety Levels" (PDF). Archived (PDF) from the original on 19 March 2015. Retrieved 2 April 2016...

In American football, a 4–3 defense is a defensive alignment consisting of four down linemen and three linebackers. It is called a "base defense" because...

"5-4-3-2-1" is a 1964 song by British band Manfred Mann, written by the group's eponymous keyboardist Manfred Mann along with Mike Hugg and Paul Jones...

Android Jelly Bean (Android 4.1, 4.2, 4.3) is the codename given to the tenth version of the Android mobile operating system developed by Google, spanning...

"1, 2, 3, 4 (Sumpin' New)" is a song by American rapper Coolio. It was the third single released from his second studio album, Gangsta's Paradise (1995)...

notation for the classification of steam locomotives by wheel arrangement, 4-4-2 represents a configuration of a four-wheeled leading bogie, four powered...

In American football, the 3–4 defense is a common defensive alignment consisting of three down linemen and four linebackers. It is called a "base defense"...

compressed images, for example, the 4:2:2 Y'CbCr scheme requires two-thirds the bandwidth of non-subsampled "4:4:4" R'G'B'. This reduction results in almost...

"1! 2! 3! 4! Yoroshiku!" ("1！2！3！4！ヨロシク！") is the 4th single by Japanese girl group SKE48. It reached the 2nd place on the weekly Oricon Singles Chart...

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...

4, 3, 2, 1 or 4321 may refer to: 4.3.2.1., 2010 film by Noel Clarke ...4 ..3 ..2 ..1 ...Morte, a 1967 Italian science fiction film "4, 3, 2, 1" (k-os...