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.

A239196 A variant of primeval numbers A072857 where primes are counted with repetition as in A075053, not as in A039993.

Table of values

n a(n)
1 1
2 2
3 13
4 37
5 107
6 113
7 137
8 1013
9 1037
10 1079
11 1136
12 1139
13 1237
14 1337
15 1379
16 10013
17 10039
18 10079
19 10133
20 10136
21 10139
22 10379
23 12379
24 13679
25 100136
26 100139
27 100379
28 101237
29 102347
30 102379
31 103679

List of values

[1, 2, 13, 37, 107, 113, 137, 1013, 1037, 1079, 1136, 1139, 1237, 1337, 1379, 10013, 10039, 10079, 10133, 10136, 10139, 10379, 12379, 13679, 100136, 100139, 100379, 101237, 102347, 102379, 103679]

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

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