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A217838 Number of n element 0..1 arrays with each element the minimum of 7 adjacent elements of a random 0..1 array of n+6 elements 1
2, 4, 7, 11, 16, 22, 29, 37, 47, 61, 82, 114, 162, 232, 331, 467, 650, 894, 1220, 1660, 2262, 3096, 4261, 5893, 8175, 11351, 15747, 21803, 30121, 41535, 57210, 78778, 108521, 149615, 206456, 285100, 393865, 544165, 751675, 1037963, 1432772 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A217839

LINKS

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

FORMULA

Empirical: a(n) = 2*a(n-1) -a(n-2) +a(n-8)

EXAMPLE

Some solutions for n=8

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

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A152947 A212369 A212368 * A212367 A225088 A175777

Adjacent sequences:  A217835 A217836 A217837 * A217839 A217840 A217841

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 12 2012

STATUS

approved

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Last modified June 28 16:56 EDT 2017. Contains 288839 sequences.