A212401 Number of binary arrays of length n+13 with no more than 7 ones in any length 14 subsequence (=50% duty cycle)

9908, 18100, 33560, 62632, 117290, 220054, 413220, 776116, 1457281, 2734307, 5124772, 9591128, 17917498, 33399134, 62096428, 115525340, 215173819, 401141813, 748337734, 1396704062, 2607652294, 4869423980, 9093738783

Offset

1,1

Comments

Column 7 of A212402

Links

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

Example

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

Crossrefs

Sequence in context: A187868 A072848 A145381 * A252227 A252622 A031856

Adjacent sequences: A212398 A212399 A212400 * A212402 A212403 A212404

Keyword

nonn

Author

R. H. Hardin May 14 2012

Status

approved