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A236163 Number of (n+1)X(7+1) 0..2 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..2 introduced row-major order 1
253476, 4743680, 178764936, 7474034016, 318968276357, 13693031170918, 589088812727878, 25319965771011624, 1089686969075714814, 46836096039448059654, 2015713802450487033088, 86637184159100087537680 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A236164

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A210074 A230484 A236874 * A140967 A236443 A069176

Adjacent sequences:  A236160 A236161 A236162 * A236164 A236165 A236166

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 19 2014

STATUS

approved

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Last modified August 10 14:50 EDT 2020. Contains 336381 sequences. (Running on oeis4.)