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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.

A081783 Continued cotangent for zeta(2) = Pi^2/6.

Table of values

n a(n)
0 1
1 4
2 172
3 181307
4 241328833528
5 824652019956267685427678
6 768422457901766762303892554138930904416139509281
7 2110688056630901907060877896737932376507936264268382076456539236145849709148481095915090382331184

List of values

[1, 4, 172, 181307, 241328833528, 824652019956267685427678, 768422457901766762303892554138930904416139509281, 2110688056630901907060877896737932376507936264268382076456539236145849709148481095915090382331184]

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

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