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A251505 Number of (n+1)X(6+1) 0..3 arrays with every 2X2 subblock summing to 3 4 5 6 7 8 or 9 1
138426508, 1270162626436, 11635518782310748, 106642617845371027692, 977403456340809520106712, 8958155131152979319436818316, 82103804631580381524974704047000, 752502590962825725727396598604672812 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A251507

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A105297 A298729 A203505 * A034642 A109093 A217002

Adjacent sequences:  A251502 A251503 A251504 * A251506 A251507 A251508

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 03 2014

STATUS

approved

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Last modified December 4 08:27 EST 2020. Contains 338921 sequences. (Running on oeis4.)