A164238 Number of binary strings of length n with equal numbers of 00100 and 01101 substrings.

1, 2, 4, 8, 16, 30, 56, 104, 194, 363, 682, 1286, 2432, 4612, 8766, 16701, 31887, 61017, 117001, 224812, 432789, 834689, 1612548, 3120361, 6047274, 11736581, 22809338, 44385205, 86473743, 168662839, 329316660, 643634073, 1259124723, 2465346235

Offset: 0

Author

R. H. Hardin Aug 11 2009

Keywords

• nonn

Comments

Exactly 2 adjacent element pairs in decreasing order gives A027540

Links

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