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A213115 Number of binary arrays of length n+9 with fewer than 5 ones in any length 10 subsequence (=less than 50% duty cycle) 1
386, 646, 1110, 1926, 3354, 5842, 10154, 17578, 30256, 51692, 87508, 148556, 253348, 433455, 743027, 1274970, 2188430, 3755600, 6441345, 11038715, 18900654, 32346074, 55355775, 94759703, 162266073, 277937560, 476145196, 815757624 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A213118

LINKS

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

EXAMPLE

Some solutions for n=3

..1....1....0....0....1....0....0....0....1....1....0....1....1....0....0....1

..0....1....0....1....1....1....0....1....1....0....1....0....0....0....1....0

..0....1....0....0....0....0....0....0....0....0....1....0....0....0....0....0

..0....0....0....0....0....0....0....0....0....0....1....1....0....0....0....1

..0....0....1....0....0....0....0....0....0....0....0....0....0....1....1....0

..0....1....0....0....0....0....1....1....1....0....0....1....0....0....1....0

..1....0....0....0....1....0....1....0....1....1....1....1....1....0....0....1

..0....0....0....0....0....0....0....0....0....0....0....0....1....0....0....1

..0....0....1....1....1....0....1....0....0....1....0....0....0....1....0....0

..0....0....0....1....0....0....0....1....0....1....0....0....0....1....0....0

..1....1....1....1....1....0....1....1....1....1....0....1....0....1....1....1

..1....1....0....0....0....1....0....1....1....0....0....0....0....0....1....0

CROSSREFS

Sequence in context: A130612 A060721 A116316 * A277988 A224496 A230274

Adjacent sequences:  A213112 A213113 A213114 * A213116 A213117 A213118

KEYWORD

nonn

AUTHOR

R. H. Hardin Jun 05 2012

STATUS

approved

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Last modified September 21 16:31 EDT 2021. Contains 347598 sequences. (Running on oeis4.)