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.

A260798 Number of partitions of p=prime(n) into aliquant parts (i.e., parts that do not divide p, meaning any part except 1 and p).

Table of values

n a(n)
1 0
2 0
3 1
4 3
5 13
6 23
7 65
8 104
9 252
10 846
11 1237
12 3659
13 7244
14 10086
15 19195
16 48341
17 116599
18 155037
19 356168
20 609236
21 792905
22 1716485
23 2832213
24 5887815
25 15116625
26 23911833
27 29983570
28 46873052
29 58443395
30 90374471
31 394641602
32 593224103
33 1082063335
34 1318608063
35 3477935702
36 4207389268
37 7398721009
38 12885091292
39 18555597522
40 31831360281
41 54145147464
42 64517020844

List of values

[0, 0, 1, 3, 13, 23, 65, 104, 252, 846, 1237, 3659, 7244, 10086, 19195, 48341, 116599, 155037, 356168, 609236, 792905, 1716485, 2832213, 5887815, 15116625, 23911833, 29983570, 46873052, 58443395, 90374471, 394641602, 593224103, 1082063335, 1318608063, 3477935702, 4207389268, 7398721009, 12885091292, 18555597522, 31831360281, 54145147464, 64517020844]

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

Content is available under The OEIS End-User License Agreement.