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.

A251125 Number of (n+1) X (5+1) 0..1 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements.

Table of values

n a(n)
1 125
2 193
3 272
4 401
5 580
6 854
7 1268
8 1912
9 2921
10 4520
11 7069
12 11153
13 17717
14 28291
15 45350
16 72899
17 117418
18 189392
19 305786
20 494050
21 798599
22 1291298
23 2088427
24 3378131
25 5464835
26 8841109
27 14303948
28 23142917
29 37444576
30 60585050
31 98027024
32 158609308

List of values

[125, 193, 272, 401, 580, 854, 1268, 1912, 2921, 4520, 7069, 11153, 17717, 28291, 45350, 72899, 117418, 189392, 305786, 494050, 798599, 1291298, 2088427, 3378131, 5464835, 8841109, 14303948, 23142917, 37444576, 60585050, 98027024, 158609308]