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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A266101.

LINKS

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

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: A228303 A033593 A297542 * A058844 A297800 A165382

Adjacent sequences:  A266102 A266103 A266104 * A266106 A266107 A266108

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 21 2015

STATUS

approved

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Last modified November 30 03:48 EST 2021. Contains 349417 sequences. (Running on oeis4.)