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.

A065139 Numbers n such that the sum of prime(n) and pi(n) is divisible by n.

Table of values

n a(n)
1 1
2 2
3 7
4 9
5 23
6 57
7 149
8 368
9 921
10 5863
11 14531
12 36087
13 36255
14 36257
15 233084
16 1505984
17 1151321194
18 1151321361
19 7826138122
20 967823489175
21 967823489458
22 967823489477
23 967823489490
24 967823489491
25 2545928465925
26 123116092093107
27 123116092093185
28 123116092094024

List of values

[1, 2, 7, 9, 23, 57, 149, 368, 921, 5863, 14531, 36087, 36255, 36257, 233084, 1505984, 1151321194, 1151321361, 7826138122, 967823489175, 967823489458, 967823489477, 967823489490, 967823489491, 2545928465925, 123116092093107, 123116092093185, 123116092094024]

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

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