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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.

A029809 Number of Lyndon words (aperiodic necklaces) with 4n beads of 4 colors, n beads of each color. One color labeled, the other 3 unlabeled.

Table of values

n a(n)
1 1
2 52
3 5133
4 656880
5 97772875
6 16032938340
7 2812609211657
8 518547356184000
9 99318297529004400
10 19605670296090989500
11 3966181169996511862429
12 818782296743542722132528
13 171938262068874336023196923

List of values

[1, 52, 5133, 656880, 97772875, 16032938340, 2812609211657, 518547356184000, 99318297529004400, 19605670296090989500, 3966181169996511862429, 818782296743542722132528, 171938262068874336023196923]

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

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