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.

A247534 Number of length 2+3 0..n arrays with some disjoint pairs in every consecutive four terms having the same sum.

Table of values

n a(n)
1 8
2 45
3 136
4 317
5 600
6 1033
7 1616
8 2409
9 3400
10 4661
11 6168
12 8005
13 10136
14 12657
15 15520
16 18833
17 22536
18 26749
19 31400
20 36621
21 42328
22 48665
23 55536
24 63097
25 71240
26 80133
27 89656
28 99989
29 111000
30 122881
31 135488
32 149025
33 163336
34 178637
35 194760
36 211933
37 229976

List of values

[8, 45, 136, 317, 600, 1033, 1616, 2409, 3400, 4661, 6168, 8005, 10136, 12657, 15520, 18833, 22536, 26749, 31400, 36621, 42328, 48665, 55536, 63097, 71240, 80133, 89656, 99989, 111000, 122881, 135488, 149025, 163336, 178637, 194760, 211933, 229976]