A236233 Number of binary words of length n with exactly 4 (possibly overlapping) occurrences of the subword given by the binary expansion of n.

2, 0, 0, 1, 0, 0, 1, 0, 829, 0, 1, 135, 33, 1, 13240, 6875, 4214, 1120, 32898, 13380, 916700, 124480, 1436212, 984719, 64373760, 126300, 1658572, 10718156, 10201655, 151128452, 59698016, 302737587, 335666252, 302196960, 1826553416, 42810588352, 9670953778

Offset

7,1

Links

Alois P. Heinz, Table of n, a(n) for n = 7..1000

Crossrefs

Column k=4 of A233940.

Sequence in context: A078128 A191269 A216602 * A112607 A161371 A327928

Adjacent sequences: A236230 A236231 A236232 * A236234 A236235 A236236

Keyword

nonn

Author

Alois P. Heinz, Jan 20 2014

Status

approved