A233814 Number of (n+1)X(4+1) 0..5 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11

8136, 59164, 403108, 3261172, 23737972, 208935048, 1586833704, 15004751648, 117407564852, 1174169462004, 9371501533140, 97560060408400, 788418210069248, 8432280543231988, 68659109718131364, 747287550316440532

Offset

1,1

Comments

Column 4 of A233818

Links

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

Example

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

Crossrefs

Sequence in context: A217222 A252144 A201802 * A190835 A013689 A252914

Adjacent sequences: A233811 A233812 A233813 * A233815 A233816 A233817

Keyword

nonn

Author

R. H. Hardin, Dec 16 2013

Status

approved