A206327 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases

256, 1344, 1344, 10504, 16892, 10504, 83088, 282996, 282996, 83088, 673124, 4796092, 10258408, 4796092, 673124, 5432884, 81302880, 376249940, 376249940, 81302880, 5432884, 43848120, 1377662868, 13817572060, 30018231756

Offset

1,1

Comments

Table starts

.......256.........1344...........10504...............83088

......1344........16892..........282996.............4796092

.....10504.......282996........10258408...........376249940

.....83088......4796092.......376249940.........30018231756

....673124.....81302880.....13817572060.......2402295361876

...5432884...1377662868....507368863264.....192331317667804

..43848120..23340152044..18627016493468...15397943280509136

.353716772.395403752128.683798061454964.1232679968976699692

Links

R. H. Hardin, Table of n, a(n) for n = 1..144

Example

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

Crossrefs

Sequence in context: A205097 A205090 A231943 * A242257 A206320 A237315

Adjacent sequences: A206324 A206325 A206326 * A206328 A206329 A206330

Keyword

nonn,tabl

Author

R. H. Hardin Feb 06 2012

Status

approved