A164234 Number of binary strings of length n with equal numbers of 00011 and 11100 substrings.

1, 2, 4, 8, 16, 30, 56, 104, 196, 372, 710, 1358, 2604, 5002, 9628, 18568, 35876, 69432, 134584, 261248, 507806, 988302, 1925734, 3756508, 7335396, 14337910, 28050778, 54925754, 107635712, 211088554, 414267672, 813555088, 1598693668, 3143401800

Offset

0,2

Links

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

Crossrefs

Sequence in context: A164235 A164264 A164201 * A164258 A164207 A164252

Adjacent sequences: A164231 A164232 A164233 * A164235 A164236 A164237

Keyword

nonn

Author

R. H. Hardin, Aug 11 2009

Status

approved