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.

A251247 Number of (n+1)X(6+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the minimum of its antidiagonal elements.

Table of values

n a(n)
1 2911869
2 3975606801
3 5423196612609
4 7397658897202791
5 10090935221593972941
6 13764744150100667222985
7 18776074467676820865893649
8 25611879095826060637986004629
9 34936394682728788460192115698193

List of values

[2911869, 3975606801, 5423196612609, 7397658897202791, 10090935221593972941, 13764744150100667222985, 18776074467676820865893649, 25611879095826060637986004629, 34936394682728788460192115698193]