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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 9
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 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

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

LINKS

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

EXAMPLE

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

CROSSREFS

Sequence in context: A027250 A194782 A059154 * A192848 A229561 A120658

Adjacent sequences:  A204627 A204628 A204629 * A204631 A204632 A204633

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Jan 17 2012

STATUS

approved

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Last modified November 21 12:28 EST 2019. Contains 329370 sequences. (Running on oeis4.)