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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.

A296145 Number of configurations, excluding reflections and color swaps, of n beads each of five colors on a string.

Table of values

n a(n)
1 1
2 513
3 701260
4 1273147785
5 2597337494136
6 5711975829039480
7 13239412829570653440
8 31902976888441563215025
9 79210992511055955027177700
10 201394898991255834414075013488
11 522024491776928458970588283023040
12 1374924298868439440732405164346591160
13 3670434093979203432106449568933449100800
14 9911788665178411118992936004423729374579200

List of values

[1, 513, 701260, 1273147785, 2597337494136, 5711975829039480, 13239412829570653440, 31902976888441563215025, 79210992511055955027177700, 201394898991255834414075013488, 522024491776928458970588283023040, 1374924298868439440732405164346591160, 3670434093979203432106449568933449100800, 9911788665178411118992936004423729374579200]

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

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