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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.

A137665 Quotients ((p+1)^p - 1)/p^2 for p = prime(n).

Table of values

n a(n)
1 2
2 7
3 311
4 42799
5 6140565047
6 4696537119847
7 7563707819165039903
8 14523213296398891966759
9 105051652240885643072548950287
10 8160568057655529131985731272294887039239
11 47525417447024678661670292427038339608998847
12 20681861558186805237407813095538883147812221153173966103

List of values

[2, 7, 311, 42799, 6140565047, 4696537119847, 7563707819165039903, 14523213296398891966759, 105051652240885643072548950287, 8160568057655529131985731272294887039239, 47525417447024678661670292427038339608998847, 20681861558186805237407813095538883147812221153173966103]

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

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