A210132 - OEIS

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A210132

Number of (n+1)X7 0..3 arrays with every 2X2 subblock having one, three or four distinct values, and new values 0..3 introduced in row major order

1251951, 2860882075, 6412512897051, 14400523684710903, 32333381562091308913, 72599208484317720843697, 163009108892026883366704088, 366009150671344173445778404394, 821811105127511759822846126226177

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

OFFSET

1,1

COMMENTS

Column 6 of A210134

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A212489 A290250 A251156 * A251118 A126174 A186089

Adjacent sequences: A210129 A210130 A210131 * A210133 A210134 A210135

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 17 2012

STATUS

approved