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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.

A198807 Number of closed paths of length 13n whose steps are 13th roots of unity.

Table of values

n a(n)
0 1
1 6227020800
2 49229914688306352000000
3 1561776277448122046153927884800000000
4 92024242230271040357108320801872044844750000000000
5 7708574168669332219803079339976372645861971547841327593737420800

List of values

[1, 6227020800, 49229914688306352000000, 1561776277448122046153927884800000000, 92024242230271040357108320801872044844750000000000, 7708574168669332219803079339976372645861971547841327593737420800]

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

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