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.

A184561 Number of (n+1)X7 0..2 arrays with no 2X2 subblock summing to less than 4.

Table of values

n a(n)
1 603249
2 390354307
3 203570564774
4 115000791536877
5 63392707611948281
6 35245029137091490532
7 19540724845064600039882
8 10844219595929643673506107
9 6016136514697924805072162487
10 3337980836583341810657426070927

List of values

[603249, 390354307, 203570564774, 115000791536877, 63392707611948281, 35245029137091490532, 19540724845064600039882, 10844219595929643673506107, 6016136514697924805072162487, 3337980836583341810657426070927]

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

Content is available under The OEIS End-User License Agreement.