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Search: id:A164137
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A164137 Number of binary strings of length n with equal numbers of 000 and 001 substrings +0
1
1, 2, 4, 6, 11, 19, 35, 61, 111, 200, 369, 676, 1256, 2337, 4392, 8273, 15686, 29837, 57038, 109362, 210448, 406029, 785573, 1523217, 2959853, 5761671, 11234619, 21937768, 42894822, 83969696, 164552423, 322773812, 633679446, 1245032098 (list; graph; listen)
OFFSET

0,2

LINKS

R. H. Hardin, Table of n, a(n) for n=0..500

CROSSREFS

Sequence in context: A048239 A000786 A000694 this_sequence A018170 A113913 A002097

Adjacent sequences: A164134 A164135 A164136 this_sequence A164138 A164139 A164140

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Aug 11 2009

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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