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.

A254455 Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal median nondecreasing horizontally and vertically.

Table of values

n a(n)
1 1511152
2 48345120
3 1621936236
4 48236381800
5 1361600709160
6 37859718002056
7 1041397026476012
8 28507415268662616
9 779944689953699120
10 21337775023347609896
11 583732130351416160872
12 15969189842148957483904

List of values

[1511152, 48345120, 1621936236, 48236381800, 1361600709160, 37859718002056, 1041397026476012, 28507415268662616, 779944689953699120, 21337775023347609896, 583732130351416160872, 15969189842148957483904]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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