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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A243950 Sum of the squares of q-binomial coefficients for q=2 in row n of triangle A022166, for n >= 0.

Table of values

n a(n)
0 1
1 2
2 11
3 100
4 1677
5 49974
6 2801567
7 293257480
8 59426801521
9 23154622451162
10 17786849024835651
11 26694462878992491180
12 79786045619298591331605
13 469805503062346255040726910
14 5538428985758278544518994721255
15 129179377104085570277109465712798800
16 6048537751321912538368011648067930447545

List of values

[1, 2, 11, 100, 1677, 49974, 2801567, 293257480, 59426801521, 23154622451162, 17786849024835651, 26694462878992491180, 79786045619298591331605, 469805503062346255040726910, 5538428985758278544518994721255, 129179377104085570277109465712798800, 6048537751321912538368011648067930447545]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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