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.

A250170 Number of length 5+1 0..n arrays with the sum of adjacent differences multiplied by some arrangement of +-1 equal to zero.

Table of values

n a(n)
1 32
2 373
3 1880
4 7109
5 19896
6 49037
7 103556
8 203615
9 364900
10 624811
11 1006084
12 1570791
13 2347840
14 3431579
15 4856212
16 6757417
17 9171308
18 12285541
19 16134624
20 20968689
21 26816804
22 34003157
23 42544984
24 52855367
25 64932468
26 79290519
27 95903144

List of values

[32, 373, 1880, 7109, 19896, 49037, 103556, 203615, 364900, 624811, 1006084, 1570791, 2347840, 3431579, 4856212, 6757417, 9171308, 12285541, 16134624, 20968689, 26816804, 34003157, 42544984, 52855367, 64932468, 79290519, 95903144]