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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.

A255006 a(n) is the numerator of polygamma(2n+1, 1) / Pi^(2n+2).

Table of values

n a(n)
0 1
1 1
2 8
3 8
4 128
5 176896
6 2048
7 3703808
8 1437433856
9 11443306496
10 40728264704
11 123922856542208
12 5519125250048
13 56921405366730752
14 231279728174802403328
15 258681888643685023744
16 325620148558310146048
17 113023230705723814256110993408

List of values

[1, 1, 8, 8, 128, 176896, 2048, 3703808, 1437433856, 11443306496, 40728264704, 123922856542208, 5519125250048, 56921405366730752, 231279728174802403328, 258681888643685023744, 325620148558310146048, 113023230705723814256110993408]

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

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