A233977 Number of (n+1)X(4+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 13

50680, 453988, 4097024, 44228076, 495606992, 6350866260, 83799022884, 1214582838052, 17693256523624, 274694461515620, 4204974056669288, 67479875037957020, 1056731351332106140, 17215641342339155708

Offset

1,1

Comments

Column 4 of A233980

Links

R. H. Hardin, Table of n, a(n) for n = 1..120

Example

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

Crossrefs

Sequence in context: A183824 A013877 A241537 * A282336 A043672 A185379

Adjacent sequences: A233974 A233975 A233976 * A233978 A233979 A233980

Keyword

nonn

Author

R. H. Hardin, Dec 18 2013

Status

approved