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.

A294054 Number of set partitions of [n] such that the maximal absolute difference between consecutive elements within a block equals five.

Table of values

n a(n)
6 15
7 129
8 836
9 4789
10 25430
11 128360
12 625905
13 2976800
14 13896153
15 63950894
16 291050996
17 1312981604
18 5881158250
19 26191105884
20 116085151862
21 512487018089
22 2255036961813
23 9895020092839
24 43316960894877
25 189247864529166
26 825397574526671
27 3594688070523059
28 15635607417594050

List of values

[15, 129, 836, 4789, 25430, 128360, 625905, 2976800, 13896153, 63950894, 291050996, 1312981604, 5881158250, 26191105884, 116085151862, 512487018089, 2255036961813, 9895020092839, 43316960894877, 189247864529166, 825397574526671, 3594688070523059, 15635607417594050]

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

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