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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.

A337986 Prime numbers p such that v_p(A000166(k)) = v_p(k-1) for all k > 1, where v_p(k) is the p-adic valuation of k.

Table of values

n a(n)
1 2
2 5
3 7
4 17
5 19
6 23
7 29
8 43
9 59
10 61
11 71
12 73
13 107
14 113
15 131
16 137
17 149
18 157
19 173
20 181
21 191
22 197
23 199
24 229
25 233
26 239
27 241
28 251
29 257
30 311
31 317
32 331
33 349
34 383
35 401
36 409
37 421
38 461
39 491
40 499
41 541
42 547
43 557
44 599
45 601
46 613
47 619
48 641
49 653
50 673
51 719
52 751
53 761
54 787
55 797
56 809

List of values

[2, 5, 7, 17, 19, 23, 29, 43, 59, 61, 71, 73, 107, 113, 131, 137, 149, 157, 173, 181, 191, 197, 199, 229, 233, 239, 241, 251, 257, 311, 317, 331, 349, 383, 401, 409, 421, 461, 491, 499, 541, 547, 557, 599, 601, 613, 619, 641, 653, 673, 719, 751, 761, 787, 797, 809]

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

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