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A233873 Number of (n+1)X(5+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 21 1
189632, 909408, 6146640, 57147272, 608085728, 7353231356, 91827779048, 1235220618536, 16585114496544, 236574285585652, 3313927384171344, 49051567162940512, 705581545765953728, 10689260676337218392 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A233875

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..34

EXAMPLE

Some solutions for n=1

..6..1..0..2..6..6....0..3..6..3..6..3....2..7..3..7..4..0....0..3..1..2..1..1

..0..4..6..5..0..7....6..0..6..0..0..0....5..1..6..1..1..6....6..6..7..5..7..4

CROSSREFS

Sequence in context: A006028 A257756 A206018 * A256768 A186584 A178289

Adjacent sequences:  A233870 A233871 A233872 * A233874 A233875 A233876

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 17 2013

STATUS

approved

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Last modified October 24 18:08 EDT 2021. Contains 348233 sequences. (Running on oeis4.)