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A234207 Number of (n+1)X(7+1) 0..5 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 15 0
560768, 2169836, 8457288, 47733004, 240124200, 1604387244, 8897304552, 64901610764, 374113860960, 2910384943748, 17034103949352, 140730269072380, 826105214941608, 7264759779004680, 42419107064583312, 398510367685330152 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A234208

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

Some solutions for n=1

..0..0..0..4..4..1..5..0....0..4..0..0..0..0..5..0....0..5..5..5..4..5..0..1

..3..4..3..0..1..5..2..2....1..4..5..0..5..0..0..0....1..1..2..1..1..1..1..5

CROSSREFS

Sequence in context: A233916 A206194 A250534 * A124514 A100416 A151878

Adjacent sequences:  A234204 A234205 A234206 * A234208 A234209 A234210

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 21 2013

STATUS

approved

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Last modified September 21 20:10 EDT 2021. Contains 347598 sequences. (Running on oeis4.)