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A183643 Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock summing to 8 0
85, 1001, 10213, 97145, 889525, 7969001 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A183652

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for 3X3

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

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

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

CROSSREFS

Sequence in context: A202009 A194533 A069308 * A206163 A020239 A297587

Adjacent sequences:  A183640 A183641 A183642 * A183644 A183645 A183646

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 06 2011

STATUS

approved

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Last modified October 18 01:39 EDT 2021. Contains 348065 sequences. (Running on oeis4.)