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A204787 Number of (n+1)X5 0..7 arrays with the permanents of all 2X2 subblocks equal and nonzero 1
180069, 14627079, 78694139, 7174463023, 41778004243, 3696936217731, 23045110901481, 1923275017969469, 12794115288800719, 1003141649419958669, 7094266375072788335, 523788639006327053727, 3923252186837156318227 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A204791

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..37

EXAMPLE

Some solutions for n=4

..1..3..4..4..5....0..6..2..0..2....6..2..1..0..1....6..2..6..6..5

..5..1..4..0..4....1..3..0..3..3....1..0..1..2..7....3..2..3..0..3

..1..3..4..4..0....0..6..2..0..2....7..2..1..0..1....6..2..6..6..0

..5..1..4..0..4....1..3..0..3..5....1..0..1..2..6....0..3..0..3..3

..1..3..4..4..4....0..6..2..0..2....2..2..1..0..1....6..0..6..0..6

CROSSREFS

Sequence in context: A247113 A186062 A258562 * A060232 A190380 A235716

Adjacent sequences:  A204784 A204785 A204786 * A204788 A204789 A204790

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 19 2012

STATUS

approved

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Last modified July 30 15:29 EDT 2021. Contains 346359 sequences. (Running on oeis4.)