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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.

A351109 Number of simple paths for a Racetrack car (using von Neumann neighborhood) with initial velocity zero, going from one corner to the diagonally opposite corner on an n X n grid.

Table of values

n a(n)
1 1
2 0
3 2
4 8
5 40
6 1380
7 211164
8 205331148

List of values

[1, 0, 2, 8, 40, 1380, 211164, 205331148]

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

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