A164249 Number of binary strings of length n with equal numbers of 00101 and 10101 substrings

1, 2, 4, 8, 16, 30, 56, 107, 204, 387, 738, 1413, 2704, 5177, 9933, 19084, 36694, 70641, 136181, 262822, 507774, 982149, 1901803, 3686401, 7152890, 13893030, 27010439, 52561741, 102376481, 199576932, 389390886, 760349554, 1485868602, 2905857176

Offset

0,2

Links

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

Crossrefs

Sequence in context: A164194 A164197 A164233 * A164216 A164257 A164256

Adjacent sequences: A164246 A164247 A164248 * A164250 A164251 A164252

Keyword

nonn

Author

R. H. Hardin Aug 11 2009

Status

approved