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.

A251070 Number of (6+1)X(n+1) 0..2 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

Table of values

n a(n)
1 603249
2 53420941
3 2295692500
4 59730054958
5 1074828860950
6 14586457826568
7 158459225199843
8 1438345592749563
9 11262667082878011
10 77955382269477591
11 486144099858517720
12 2773348881006958482
13 14652680790738269388

List of values

[603249, 53420941, 2295692500, 59730054958, 1074828860950, 14586457826568, 158459225199843, 1438345592749563, 11262667082878011, 77955382269477591, 486144099858517720, 2773348881006958482, 14652680790738269388]

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

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