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A267345 Number of 5Xn arrays containing n copies of 0..5-1 with every element equal to or 1 greater than any north, west or southwest neighbors modulo 5 and the upper left element equal to 0. 0
1, 1, 2, 2, 36, 264, 1223, 4462, 14328, 55017, 305712, 2436601, 19006535, 123949281, 690092171, 3461268856, 16984062800, 90079107517, 548487219149, 3658610091214, 24346275430333, 153077920654892 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Row 5 of A267338.

LINKS

Table of n, a(n) for n=1..22.

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A267338.

Sequence in context: A131658 A131657 A298993 * A059523 A038623 A001121

Adjacent sequences:  A267342 A267343 A267344 * A267346 A267347 A267348

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 13 2016

STATUS

approved

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Last modified May 6 19:52 EDT 2021. Contains 343586 sequences. (Running on oeis4.)