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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.

A046787 Number of partitions of 5n with equal nonzero number of parts congruent to each of 1, 2, 3 and 4 modulo 5.

Table of values

n a(n)
0 0
1 0
2 1
3 5
4 17
5 46
6 113
7 254
8 546
9 1122
10 2242
11 4354
12 8286
13 15441
14 28303
15 51025
16 90699
17 159003
18 275355
19 471216
20 797761
21 1336686
22 2218393
23 3648177
24 5948503
25 9620406
26 15439833
27 24597942
28 38916192
29 61159549
30 95508014
31 148241050
32 228753319
33 351022425
34 535760584

List of values

[0, 0, 1, 5, 17, 46, 113, 254, 546, 1122, 2242, 4354, 8286, 15441, 28303, 51025, 90699, 159003, 275355, 471216, 797761, 1336686, 2218393, 3648177, 5948503, 9620406, 15439833, 24597942, 38916192, 61159549, 95508014, 148241050, 228753319, 351022425, 535760584]

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

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