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.

A185428 Number of (n+2)X4 0..7 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.

Table of values

n a(n)
1 284037544
2 21536560306
3 1090205284029
4 41910604337378
5 1297535366114472
6 33575010264022917
7 745543958045415621
8 14492443009379677098
9 250496452202647761530
10 3898612401674733619729
11 55201391258522554476152

List of values

[284037544, 21536560306, 1090205284029, 41910604337378, 1297535366114472, 33575010264022917, 745543958045415621, 14492443009379677098, 250496452202647761530, 3898612401674733619729, 55201391258522554476152]

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

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