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A210163 Number of (n+1)X7 0..3 arrays with every 2X2 subblock having two or three distinct values, and new values 0..3 introduced in row major order 1
5608216, 46257884813, 381562168006676, 3147440073860364317, 25962633684406082924528, 214160856104080731185022846, 1766572383518778985494433173997, 14572121378241022983911998699738096 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A210165

LINKS

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

EXAMPLE

Some solutions for n=4

..0..1..1..2..1..1..0....0..0..0..0..0..1..1....0..1..2..1..0..2..3

..2..0..3..1..0..2..1....1..0..1..0..1..0..1....2..2..3..1..1..1..3

..1..0..2..1..0..1..0....0..0..0..1..1..1..0....2..3..2..3..1..2..1

..2..2..1..0..3..1..0....2..3..0..1..2..1..1....1..1..2..0..3..3..1

..1..0..0..0..1..2..0....2..1..3..3..1..1..2....3..3..1..2..2..3..0

CROSSREFS

Sequence in context: A069316 A022210 A057882 * A114685 A234174 A258536

Adjacent sequences:  A210160 A210161 A210162 * A210164 A210165 A210166

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 18 2012

STATUS

approved

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Last modified August 14 18:32 EDT 2020. Contains 336483 sequences. (Running on oeis4.)