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A274727 Number of nX7 0..2 arrays with no element equal to any value at offset (-1,-2) (-2,-1) or (-1,0) and new values introduced in order 0..2. 1
365, 6144, 25268, 421904, 7016284, 116633012, 1980677448, 33415073716, 564905405336, 9541460598408, 161295215603556, 2725041270964876, 46055189349633552, 778212220006487596, 13151212573069796840 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A274728.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 59

FORMULA

Empirical recurrence of order 59 (see link above)

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A274728.

Sequence in context: A251314 A275182 A275130 * A175113 A222992 A276253

Adjacent sequences:  A274724 A274725 A274726 * A274728 A274729 A274730

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 03 2016

STATUS

approved

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Last modified November 27 16:20 EST 2021. Contains 349394 sequences. (Running on oeis4.)