A212726 Number of 0..2 arrays of length n+9 with sum less than 10 in any length 10 subsequence (=less than 50% duty cycle)

25048, 63052, 163495, 428617, 1128418, 2972836, 7819020, 20492970, 53430904, 138348280, 355098836, 913961371, 2361416000, 6117827443, 15876249210, 41236258819, 107134830966, 278296440018, 722558274464, 1874769879282

Offset

1,1

Comments

Column 5 of A212729

Links

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

Example

Some solutions for n=3
..0....0....0....1....1....0....1....0....0....1....0....1....1....0....0....0
..2....1....2....0....1....0....0....0....2....1....0....1....1....0....0....0
..0....1....0....0....1....1....0....0....2....0....1....0....0....2....1....2
..0....0....0....2....0....0....0....1....0....1....0....1....0....0....1....0
..1....1....2....1....0....0....0....1....0....1....0....2....1....0....0....0
..0....1....0....0....2....2....0....0....0....2....1....1....1....0....0....1
..0....0....2....1....0....0....2....2....2....1....0....0....0....0....0....1
..0....1....0....1....0....2....1....0....0....1....2....1....1....1....0....2
..0....2....0....2....0....2....2....2....1....0....0....1....2....1....1....0
..0....0....1....0....1....0....2....0....0....0....1....0....1....2....1....0
..1....0....0....1....0....2....0....1....1....2....2....0....1....1....0....2
..2....2....2....0....1....0....2....0....2....0....2....1....0....1....1....1

Crossrefs

Sequence in context: A031651 A263815 A125268 * A258542 A205041 A252614

Adjacent sequences: A212723 A212724 A212725 * A212727 A212728 A212729

Keyword

nonn

Author

R. H. Hardin May 25 2012

Status

approved