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.

A232301 Number of 7Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally.

Table of values

n a(n)
1 1
2 40867
3 43963319
4 30690409685
5 24797475083765
6 20843967523877175
7 17291702408190208843
8 14309005468246109828087
9 11852395942038473338742213
10 9819088600464792990304624339
11 8134045894315455725212916395019

List of values

[1, 40867, 43963319, 30690409685, 24797475083765, 20843967523877175, 17291702408190208843, 14309005468246109828087, 11852395942038473338742213, 9819088600464792990304624339, 8134045894315455725212916395019]

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

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