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A233957 Number of (n+1)X(7+1) 0..5 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 10, and no two adjacent values equal 1
859628, 60946532, 4554084512, 357835576968, 28436177941324, 2282517634494836, 183601380666535560, 14807603116140506620, 1194593601489916919496, 96455844197418716877980, 7787887576136132679768388 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A233958

LINKS

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

EXAMPLE

Some solutions for n=1

..2..0..2..3..2..4..5..4....2..3..4..5..3..1..2..3....2..0..2..3..2..3..1..3

..0..1..0..2..4..5..3..5....0..1..2..3..4..2..0..2....3..2..3..1..3..1..0..2

CROSSREFS

Sequence in context: A151939 A172846 A115546 * A224596 A175279 A166485

Adjacent sequences:  A233954 A233955 A233956 * A233958 A233959 A233960

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 18 2013

STATUS

approved

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Last modified October 15 18:04 EDT 2021. Contains 348033 sequences. (Running on oeis4.)