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A219425 Unchanging value maps: number of 5 X n binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 5 X n array. 1
1, 200, 2043, 28888, 372560, 4775307, 61543422, 796901866, 10332516216, 133871792745, 1733790943515, 22454270113272, 290832016789657, 3766998295859184, 48791165925094356, 631950081288077455 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A219421.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..28

EXAMPLE

Some solutions for n=3:

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

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

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

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

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

CROSSREFS

Cf. A219421.

Sequence in context: A129641 A202966 A218846 * A341545 A297318 A200892

Adjacent sequences:  A219422 A219423 A219424 * A219426 A219427 A219428

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 19 2012

STATUS

approved

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Last modified December 6 10:54 EST 2021. Contains 349563 sequences. (Running on oeis4.)