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.

A249294 Number of length 4+3 0..n arrays with no four consecutive terms having the sum of any three elements equal to three times the fourth.

Table of values

n a(n)
1 88
2 1094
3 6960
4 40588
5 150112
6 469072
7 1263044
8 3011088
9 6514660
10 13131956
11 24755440
12 44396112
13 76182120
14 125764540
15 200780652
16 311698092
17 471201156
18 696406084
19 1008398272
20 1433424724
21 2003585272
22 2758886876
23 3745643452

List of values

[88, 1094, 6960, 40588, 150112, 469072, 1263044, 3011088, 6514660, 13131956, 24755440, 44396112, 76182120, 125764540, 200780652, 311698092, 471201156, 696406084, 1008398272, 1433424724, 2003585272, 2758886876, 3745643452]

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

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