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Search: id:A032242
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| A032242 |
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Number of identity bracelets of n beads of 5 colors. |
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+0
2
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| 5, 10, 10, 45, 252, 1120, 5270, 23475, 106950, 483504, 2211650, 10148630, 46911060, 217863040, 1017057256, 4767774375, 22438419120, 105960830300, 501928967930, 2384170903140, 11353241255900
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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C. G. Bower, Transforms (2)
F. Ruskey, Necklaces, Lyndon words, De Bruijn sequences, etc.
Index entries for sequences related to bracelets
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FORMULA
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"DHK" (bracelet, identity, unlabeled) transform of 5, 0, 0, 0...
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CROSSREFS
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Adjacent sequences: A032239 A032240 A032241 this_sequence A032243 A032244 A032245
Sequence in context: A038671 A101866 A100884 this_sequence A107975 A106792 A134002
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KEYWORD
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nonn
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AUTHOR
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Christian G. Bower (bowerc(AT)usa.net)
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