A212935 - OEIS

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A212935

Number of 6Xn 0..n-1 arrays with no column j greater than column j-1 in all rows

1, 4095, 386357608, 279128913678335, 916111390974365234376, 10046278068363977051128904352, 300496032699305814168049256913886664, 21222664979041855752064468032655567100514303

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

OFFSET

1,2

COMMENTS

Row 6 of A212930

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..15

EXAMPLE

Some solutions for n=3

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

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

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