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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.

A333863 Number of Hamiltonian paths in a 2*(2*n+1) X (2*n+1) grid starting at the upper left corner and finishing in the lower right corner.

Table of values

n a(n)
0 1
1 16
2 117204
3 440051896440
4 825830699757513748579
5 769203260676279544212492116449800
6 354179806054404909542325896762875458037457353029
7 80433401895946253522491939742836167238530417144721958187080077425

List of values

[1, 16, 117204, 440051896440, 825830699757513748579, 769203260676279544212492116449800, 354179806054404909542325896762875458037457353029, 80433401895946253522491939742836167238530417144721958187080077425]

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

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