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.

A221686 Number of 0..n arrays of length 7 with each element differing from at least one neighbor by 1 or less, starting with 0.

Table of values

n a(n)
1 64
2 320
3 844
4 1692
5 2856
6 4326
7 6102
8 8184
9 10572
10 13266
11 16266
12 19572
13 23184
14 27102
15 31326
16 35856
17 40692
18 45834
19 51282
20 57036
21 63096
22 69462
23 76134
24 83112
25 90396
26 97986
27 105882
28 114084
29 122592
30 131406
31 140526
32 149952
33 159684
34 169722
35 180066
36 190716

List of values

[64, 320, 844, 1692, 2856, 4326, 6102, 8184, 10572, 13266, 16266, 19572, 23184, 27102, 31326, 35856, 40692, 45834, 51282, 57036, 63096, 69462, 76134, 83112, 90396, 97986, 105882, 114084, 122592, 131406, 140526, 149952, 159684, 169722, 180066, 190716]