A234858 T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 46

36288, 430044, 430044, 5061072, 5514440, 5061072, 59396544, 71519712, 71519712, 59396544, 722877426, 956848472, 1040079112, 956848472, 722877426, 8724962088, 13924547174, 16003252128, 16003252128, 13924547174, 8724962088, 104942366208

Offset

1,1

Comments

Table starts

......36288......430044.....5061072....59396544....722877426...8724962088

.....430044.....5514440....71519712...956848472..13924547174.200887493244

....5061072....71519712..1040079112.16003252128.280754884286

...59396544...956848472.16003252128

..722877426.13924547174

.8724962088

Links

R. H. Hardin, Table of n, a(n) for n = 1..24

Example

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

Crossrefs

Sequence in context: A236298 A249083 A204874 * A234856 A222952 A204967

Adjacent sequences: A234855 A234856 A234857 * A234859 A234860 A234861

Keyword

nonn,tabl

Author

R. H. Hardin, Dec 31 2013

Status

approved