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A275094 Number of 6Xn 0..2 arrays with no element equal to any value at offset (0,-2) (-1,-2) or (-2,-1) and new values introduced in order 0..2. 1
122, 17496, 29120, 111900, 647648, 5038428, 38872396, 303675960, 2423227760, 19202061888, 152553328244, 1215089208420, 9668080103560, 76882965502680, 612018920913868, 4870269177219740, 38747349177636904, 308437956528230860 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 6 of A275090.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..2. .0..1..1..0. .0..1..1..0. .0..1..1..2. .0..1..1..0
..1..2..2..1. .0..1..1..2. .1..1..2..2. .0..2..1..0. .2..2..1..0
..1..2..2..0. .0..1..2..2. .2..2..0..0. .0..2..2..0. .2..1..0..0
..2..0..0..1. .1..2..2..0. .2..2..0..1. .2..2..1..0. .1..0..0..2
..1..0..0..1. .1..2..2..0. .2..0..0..1. .2..2..1..0. .0..0..2..2
..1..0..2..1. .2..0..0..1. .1..0..0..1. .2..1..1..0. .0..0..1..2
CROSSREFS
Cf. A275090.
Sequence in context: A097843 A223385 A241375 * A275350 A208565 A209098
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 16 2016
STATUS
approved

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Last modified February 25 09:10 EST 2024. Contains 370313 sequences. (Running on oeis4.)