cp's OEIS Frontend

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.

A120308 Numerator((p-1)*H(p-1))/p^2 for p = prime(n) > 3, where H(k) is k-th harmonic number A001008(k)/A002805(k).

Table of values

n a(n)
3 1
4 3
5 61
6 509
7 8431
8 118623
9 36093
10 375035183
11 9682292227
12 40030624861
13 1236275063173
14 46600968591317
15 2690511212793403
16 5006621632408586951
17 73077117446662772669
18 4062642402613316532391
19 139715526178793824689891

List of values

[1, 3, 61, 509, 8431, 118623, 36093, 375035183, 9682292227, 40030624861, 1236275063173, 46600968591317, 2690511212793403, 5006621632408586951, 73077117446662772669, 4062642402613316532391, 139715526178793824689891]

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

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