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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.

A197717 a(n) = ceiling((3n+1/n)^n).

Table of values

n a(n)
1 4
2 43
3 814
4 22519
5 811369
6 35946076
7 1888624972
8 114746269758
9 7912720985080
10 610470884770407
11 52094956940751711
12 4871691779130290167
13 495409898474358881327
14 54427906182810588386674
15 6424384909407981686846706
16 810777549111969648699638307
17 108944087230453697240059783284

List of values

[4, 43, 814, 22519, 811369, 35946076, 1888624972, 114746269758, 7912720985080, 610470884770407, 52094956940751711, 4871691779130290167, 495409898474358881327, 54427906182810588386674, 6424384909407981686846706, 810777549111969648699638307, 108944087230453697240059783284]

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

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