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.

A250225 Number of length n+1 0..4 arrays with the sum of the cubes of adjacent differences multiplied by some arrangement of +-1 equal to zero.

Table of values

n a(n)
1 5
2 33
3 89
4 473
5 1785
6 9437
7 47953
8 264473
9 1440243
10 8079297
11 45802695
12 261075913
13 1482800313
14 8373051893
15 46955800797
16 260855334021
17 1431746806913
18 7751019623085
19 41366541154615

List of values

[5, 33, 89, 473, 1785, 9437, 47953, 264473, 1440243, 8079297, 45802695, 261075913, 1482800313, 8373051893, 46955800797, 260855334021, 1431746806913, 7751019623085, 41366541154615]

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

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