A217645 - OEIS

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A217645

T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..2 nXk array

3, 3, 3, 9, 9, 9, 17, 27, 27, 17, 37, 91, 163, 91, 37, 77, 293, 877, 877, 293, 77, 163, 959, 5119, 8363, 5119, 959, 163, 343, 3121, 29101, 80653, 80653, 29101, 3121, 343, 723, 10171, 166193, 779051, 1348399, 779051, 166193, 10171, 723, 1523, 33141, 949883

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

OFFSET

1,1

COMMENTS

Table starts

....3.......3..........9...........17..............37.................77

....3.......9.........27...........91.............293................959

....9......27........163..........877............5119..............29101

...17......91........877.........8363...........80653.............779051

...37.....293.......5119........80653.........1348399...........22516459

...77.....959......29101.......779051........22516459..........644993621

..163....3121.....166193......7531727.......374406369........18482872753

..343...10171.....949883.....72877045......6249355897.......531602056509

..723...33141....5424617....704989101....104219396757.....15267905480487

.1523..107985...30992313...6820892171...1738366122579....438705879899041

.3209..351855..177045523..65993636901..28998563675605..12606649476815151

.6761.1146471.1011403721.638497154509.483717812615381.362239882955092205

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..198

EXAMPLE

Some solutions for n=3 k=4

..1..0..0..2....0..0..0..2....1..1..0..0....0..0..0..0....1..1..0..0

..0..0..0..2....0..0..1..2....1..1..0..0....0..1..0..0....0..0..0..0

..0..0..0..2....0..1..1..2....1..2..2..2....1..2..0..0....0..0..0..2

CROSSREFS

Column 1 is A217450

Sequence in context: A256566 A132171 A304682 * A127975 A060828 A332337

Adjacent sequences: A217642 A217643 A217644 * A217646 A217647 A217648

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Oct 09 2012

STATUS

approved