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A266105
Number of 5Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.
1
1, 105, 1012, 4893, 53442, 841668, 9880139, 100419691, 1161577640, 14330198186, 167677854928, 1911970639884, 22299927996030, 263303415557409, 3080790433186207, 35842524252682997, 418663357107133083
OFFSET
1,2
COMMENTS
Row 5 of A266101.
LINKS
EXAMPLE
Some solutions for n=4
..1..0..0..0....0..0..1..2....0..0..0..1....0..1..1..0....0..0..1..1
..0..0..0..0....0..2..1..1....0..0..1..2....2..1..1..2....1..2..0..1
..1..2..0..0....0..0..0..1....0..1..1..1....0..1..1..0....0..0..1..2
..1..0..0..1....1..1..1..1....1..0..0..0....2..1..0..1....0..2..1..1
..1..2..1..0....1..0..0..1....0..0..0..1....2..1..1..0....0..0..0..0
CROSSREFS
Cf. A266101.
Sequence in context: A033593 A297542 A375008 * A376001 A058844 A297800
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 21 2015
STATUS
approved