A164219 Number of binary strings of length n with equal numbers of 00010 and 01101 substrings.

1, 2, 4, 8, 16, 30, 56, 104, 193, 359, 670, 1255, 2361, 4460, 8457, 16092, 30717, 58806, 112885, 217235, 418999, 809851, 1568309, 3042457, 5911814, 11504373, 22418076, 43740012, 85439951, 167072499, 327020410, 640675380, 1256217750, 2465066974

Offset

0,2

Links

Alois P. Heinz, Table of n, a(n) for n = 0..1000 (first 501 terms from R. H. Hardin)

Crossrefs

Sequence in context: A164230 A164226 A164210 * A164205 A164239 A164200

Adjacent sequences: A164216 A164217 A164218 * A164220 A164221 A164222

Keyword

nonn

Author

R. H. Hardin, Aug 11 2009

Status

approved