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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.

A173986 a(n) = numerator((Psi(1, 2/3) - Psi(1, n+2/3))/9), where Psi(1, z) is the Trigamma function.

Table of values

n a(n)
0 0
1 1
2 29
3 489
4 60769
5 3026081
6 884023809
7 890877733
8 474015890357
9 80471258049933
10 67921427083803253
11 1089963588226225073
12 1092655876391630769
13 395273284628034202009
14 665644988593672027490729

List of values

[0, 1, 29, 489, 60769, 3026081, 884023809, 890877733, 474015890357, 80471258049933, 67921427083803253, 1089963588226225073, 1092655876391630769, 395273284628034202009, 665644988593672027490729]

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

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