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A266107 Number of 7Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself. 1
1, 715, 16428, 145274, 3899732, 192212829, 6206090116, 152827600335, 4549421529660, 155911464809823, 4886310110586327, 144366563589225015, 4437049095870031448, 139852556937264083906, 4337839455375825257187 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 7 of A266101.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..40

EXAMPLE

Some solutions for n=4

..0..0..0..1....1..0..0..1....1..0..0..1....0..0..1..2....1..0..1..2

..1..2..1..2....1..1..1..0....0..0..1..2....0..2..1..2....0..2..1..0

..0..0..1..2....2..1..0..1....0..1..1..2....0..0..1..2....0..2..1..2

..0..1..1..0....2..1..1..1....1..0..1..2....0..2..1..2....0..2..1..0

..2..1..0..0....1..0..0..1....1..1..1..2....0..0..1..2....0..1..1..1

..1..0..0..1....0..0..1..1....0..0..1..1....0..1..1..0....2..1..0..1

..1..1..1..0....1..2..0..1....1..2..0..1....2..1..0..1....2..1..2..0

CROSSREFS

Cf. A266101.

Sequence in context: A154042 A027809 A222912 * A030537 A140919 A208352

Adjacent sequences:  A266104 A266105 A266106 * A266108 A266109 A266110

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 21 2015

STATUS

approved

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Last modified August 9 18:32 EDT 2020. Contains 336326 sequences. (Running on oeis4.)