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.

A287280 Number of set partitions of [n] such that for each block all absolute differences between consecutive elements are <= eight.

Table of values

n a(n)
0 1
1 1
2 2
3 5
4 15
5 52
6 203
7 877
8 4140
9 21147
10 111835
11 607726
12 3372147
13 19006265
14 108345829
15 622553137
16 3596571484
17 20854506433
18 121247283115
19 706276123051
20 4119684344466
21 24052768332415
22 140525287140277
23 821384370939660
24 4802655803213444
25 28087804863005024

List of values

[1, 1, 2, 5, 15, 52, 203, 877, 4140, 21147, 111835, 607726, 3372147, 19006265, 108345829, 622553137, 3596571484, 20854506433, 121247283115, 706276123051, 4119684344466, 24052768332415, 140525287140277, 821384370939660, 4802655803213444, 28087804863005024]

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

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