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A266100 Number of nX7 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself. 1
25, 680, 16103, 371130, 9880139, 240721036, 6206090116, 154469020054, 3932140956510, 98694163378141, 2499180663254917, 62938133863924662, 1590417698133685623, 40104786316082042055, 1012607062750588012145 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A266101.

LINKS

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

EXAMPLE

Some solutions for n=3

..0..1..2..3..2..1..0....1..0..0..1..1..0..1....0..0..2..1..0..2..1

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

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

CROSSREFS

Cf. A266101.

Sequence in context: A015697 A099365 A215017 * A266024 A217996 A246906

Adjacent sequences:  A266097 A266098 A266099 * A266101 A266102 A266103

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 21 2015

STATUS

approved

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Last modified June 22 21:29 EDT 2021. Contains 345393 sequences. (Running on oeis4.)