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

189632, 909408, 6146640, 57147272, 608085728, 7353231356, 91827779048, 1235220618536, 16585114496544, 236574285585652, 3313927384171344, 49051567162940512, 705581545765953728, 10689260676337218392

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