A233889 Number of (n+1)X(5+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

14272, 233468, 3580624, 64285728, 1057449360, 19042134996, 317752132336, 5699659660192, 95672524656808, 1710056944521848, 28808634496770576, 513494553573001252, 8673268580432752592, 154254189104019245612

Offset

1,1

Comments

Column 5 of A233892

Links

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

Example

Some solutions for n=1
..0..2..6..5..3..5....0..4..0..1..3..1....0..2..0..3..0..3....3..0..2..3..6..4
..4..1..3..1..4..1....2..1..2..5..6..2....1..5..1..5..4..2....5..1..5..1..2..1

Crossrefs

Sequence in context: A186820 A232263 A034232 * A115554 A106726 A064965

Adjacent sequences: A233886 A233887 A233888 * A233890 A233891 A233892

Keyword

nonn

Author

R. H. Hardin, Dec 17 2013

Status

approved