A204630 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..2 introduced in row major order.

12, 96, 96, 768, 2049, 768, 6144, 43734, 43734, 6144, 49152, 933462, 2490558, 933462, 49152, 393216, 19923888, 141832254, 141832254, 19923888, 393216, 3145728, 425257068, 8077061502, 21550390395, 8077061502, 425257068, 3145728, 25165824

Offset: 1

Author

R. H. Hardin Jan 17 2012

Keywords

• nonn
• tabl

Comments

Table starts

.......12...........96..............768.................6144

.......96.........2049............43734...............933462

......768........43734..........2490558............141832254

.....6144.......933462........141832254..........21550390395

....49152.....19923888.......8077061502........3274427479938

...393216....425257068.....459972403614......497525810748759

..3145728...9076721064...26194503047262....75595484720747496

.25165824.193734264456.1491724252385406.11486192649538372653

Examples

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

Links

• R. H. Hardin, Table of n, a(n) for n = 1..264