A213117 Number of binary arrays of length n+13 with fewer than 7 ones in any length 14 subsequence (=less than 50% duty cycle)

6476, 11236, 19964, 35836, 64664, 116992, 211888, 383728, 694264, 1253960, 2259448, 4058744, 7263712, 12941840, 22939024, 40724900, 72502576, 129361304, 231174484, 413570984, 740406336, 1326075896, 2375408640, 4254942768

Offset

1,1

Comments

Column 7 of A213118

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=3
..1....1....1....0....0....1....1....1....1....1....1....1....1....0....1....0
..1....0....0....1....1....0....0....1....1....1....0....0....1....0....0....1
..0....0....1....1....0....1....1....0....0....0....0....0....0....1....0....0
..0....0....0....1....0....0....1....0....0....0....1....0....0....0....1....0
..1....1....0....0....0....0....0....1....1....0....1....0....1....0....1....1
..0....0....0....1....1....1....0....0....1....0....0....1....1....1....0....0
..1....1....1....0....0....0....0....0....0....0....0....1....1....0....0....0
..0....1....1....0....1....1....1....0....0....1....0....1....1....0....1....1
..0....1....1....0....0....0....1....0....0....1....0....0....0....0....1....1
..1....1....1....0....1....0....0....0....1....0....1....0....0....1....1....0
..0....0....0....1....0....1....0....1....0....0....1....0....0....0....0....1
..0....0....0....0....1....0....1....1....0....1....0....0....0....0....0....0
..1....0....0....0....0....1....0....0....0....0....0....1....0....1....0....0
..0....0....0....1....1....0....0....0....0....0....1....0....0....1....0....0
..1....1....1....0....0....0....1....0....0....0....0....0....0....0....0....0
..0....0....0....0....0....1....0....1....1....0....0....0....1....1....0....1

Crossrefs

Sequence in context: A288083 A232134 A318629 * A232410 A331977 A339598

Adjacent sequences: A213114 A213115 A213116 * A213118 A213119 A213120

Keyword

nonn

Author

R. H. Hardin Jun 05 2012

Status

approved