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.

A250280 Number of length 5+1 0..n arrays with the sum of the squares of adjacent differences multiplied by some arrangement of +-1 equal to zero.

Table of values

n a(n)
1 32
2 255
3 984
4 2909
5 6732
6 14003
7 25964
8 45303
9 73272
10 113219
11 167020
12 241875
13 337136
14 458733
15 608948
16 798189
17 1024476
18 1301819
19 1627356
20 2017585
21 2469124
22 2993697
23 3591100
24 4292855
25 5085744
26 5985579
27 6992960
28 8133607
29 9394016

List of values

[32, 255, 984, 2909, 6732, 14003, 25964, 45303, 73272, 113219, 167020, 241875, 337136, 458733, 608948, 798189, 1024476, 1301819, 1627356, 2017585, 2469124, 2993697, 3591100, 4292855, 5085744, 5985579, 6992960, 8133607, 9394016]