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A204787 Number of (n+1)X5 0..7 arrays with the permanents of all 2X2 subblocks equal and nonzero 1

%I

%S 180069,14627079,78694139,7174463023,41778004243,3696936217731,

%T 23045110901481,1923275017969469,12794115288800719,

%U 1003141649419958669,7094266375072788335,523788639006327053727,3923252186837156318227

%N Number of (n+1)X5 0..7 arrays with the permanents of all 2X2 subblocks equal and nonzero

%C Column 4 of A204791

%H R. H. Hardin, <a href="/A204787/b204787.txt">Table of n, a(n) for n = 1..37</a>

%e Some solutions for n=4

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

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

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

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

%e ..1..3..4..4..4....0..6..2..0..2....2..2..1..0..1....6..0..6..0..6

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 19 2012

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Last modified September 21 21:32 EDT 2021. Contains 347605 sequences. (Running on oeis4.)