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A234075 Number of (n+1)X(n+1) 0..4 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 10 0
96, 2900, 139512, 14098264, 2595084608, 1118287561704, 878181957983008, 1822449928477649844 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A234083

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=3

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

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

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

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

CROSSREFS

Sequence in context: A268901 A239158 A105254 * A164762 A282210 A008660

Adjacent sequences:  A234072 A234073 A234074 * A234076 A234077 A234078

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2013

STATUS

approved

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Last modified November 25 09:04 EST 2020. Contains 338623 sequences. (Running on oeis4.)