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A233890 Number of (n+1)X(6+1) 0..6 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 30, and no two adjacent values equal 1
48300, 1183328, 27131156, 759799284, 19042134996, 537828679688, 13755592501748, 387390404847976, 10003460641597548, 280806316673884556, 7299032599538032096, 204351152523102679952, 5339436117855061179288 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A233892

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..147

EXAMPLE

Some solutions for n=1

..1..2..5..3..5..2..5....2..1..2..1..5..1..5....0..2..6..5..2..5..2

..4..6..4..0..4..6..4....0..4..0..4..6..3..6....1..5..4..1..3..1..3

CROSSREFS

Sequence in context: A253494 A253501 A253455 * A031867 A151839 A151876

Adjacent sequences:  A233887 A233888 A233889 * A233891 A233892 A233893

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 17 2013

STATUS

approved

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Last modified October 15 13:06 EDT 2019. Contains 328030 sequences. (Running on oeis4.)