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A232404 Number of (n+1)X(6+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or vertically, with no adjacent elements equal 1
52, 356, 1500, 16884, 71888, 798692, 3508240, 38129964, 171206912, 1824149740, 8352753972, 87316419000, 407323786128, 4180934712540, 19852174972388, 200249586845236, 967026542169300, 9593629828096476, 47080701757717856 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A232406

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A262757 A262477 A264494 * A257940 A005946 A200549

Adjacent sequences:  A232401 A232402 A232403 * A232405 A232406 A232407

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 23 2013

STATUS

approved

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Last modified August 13 14:01 EDT 2022. Contains 356091 sequences. (Running on oeis4.)