login
A164217
Number of binary strings of length n with equal numbers of 00010 and 01011 substrings.
1
1, 2, 4, 8, 16, 30, 56, 106, 200, 379, 722, 1381, 2648, 5088, 9794, 18876, 36424, 70369, 136109, 263578, 511032, 991967, 1927705, 3750247, 7303548, 14237722, 27781668, 54258377, 106058790, 207481678, 406208416, 795862250, 1560383032, 3061357577
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: A164262 A164195 A164196 * A164232 A164241 A164251
KEYWORD
nonn
AUTHOR
R. H. Hardin, Aug 11 2009
STATUS
approved