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Search: id:A133523
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A133523 Number of length n binary sequences with at most 2 of every adjacent 6 bits set. +0
2
1, 2, 4, 7, 11, 16, 22, 34, 54, 86, 136, 212, 324, 498, 772, 1202, 1873, 2915, 4524, 7012, 10873, 16877, 26213, 40716, 63227, 98154, 152353, 236493, 367150, 570034, 885032, 1374048, 2133185, 3311680, 5141292, 7981842, 12391897, 19238551, 29867908 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A098574 A005689 A131075 this_sequence A114805 A000601 A062433

Adjacent sequences: A133520 A133521 A133522 this_sequence A133524 A133525 A133526

KEYWORD

nonn

AUTHOR

Ron Hardin (rhh(AT)cadence.com), Dec 24 2007

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.


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