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.

A228744 Number of arrays of the median of three adjacent elements of some length 9 0..n array.

Table of values

n a(n)
1 88
2 1071
3 6130
4 23627
5 71278
6 181885
7 410828
8 845517
9 1617004
10 2913955
11 4999182
12 8228935
13 13075154
14 20150881
15 30239032
16 44324729
17 63631392
18 89660791
19 124237258
20 169556259
21 228237526
22 303382949
23 398639428
24 518266885
25 667211636
26 851185323

List of values

[88, 1071, 6130, 23627, 71278, 181885, 410828, 845517, 1617004, 2913955, 4999182, 8228935, 13075154, 20150881, 30239032, 44324729, 63631392, 89660791, 124237258, 169556259, 228237526, 303382949, 398639428, 518266885, 667211636, 851185323]