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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.

A374877 Obverse convolution (3n+1)**(3n+1); see Comments.

Table of values

n a(n)
0 2
1 25
2 512
3 14641
4 537824
5 24137569
6 1280000000
7 78310985281
8 5429503678976
9 420707233300201
10 36028797018963968
11 3379220508056640625
12 344498040522809827328
13 37929227194915558802161
14 4485286068729022118887424
15 566977372488557307219621121

List of values

[2, 25, 512, 14641, 537824, 24137569, 1280000000, 78310985281, 5429503678976, 420707233300201, 36028797018963968, 3379220508056640625, 344498040522809827328, 37929227194915558802161, 4485286068729022118887424, 566977372488557307219621121]

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

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