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A226851 Number of n X 7 (0,1,2) arrays of permanents of 2 X 2 subblocks of some (n+1) X 8 binary array. 0

%I

%S 957,435829,67929575,9461306257,1426163794260,221491127478033,

%T 34196613228139182,5251691844285685771,806309158874436920955,

%U 123879593437831099515396

%N Number of n X 7 (0,1,2) arrays of permanents of 2 X 2 subblocks of some (n+1) X 8 binary array.

%C Column 7 of A226852.

%e Some solutions for n=3

%e ..0..0..0..0..1..1..0....0..0..0..0..2..2..2....0..0..0..1..1..1..0

%e ..0..0..0..1..0..0..1....0..0..0..1..2..2..2....0..0..0..2..2..2..1

%e ..0..0..1..1..0..0..2....0..0..0..1..0..0..0....0..0..0..0..0..0..1

%Y Cf. A226852.

%K nonn

%O 1,1

%A _R. H. Hardin_ Jun 19 2013

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Last modified September 24 14:00 EDT 2020. Contains 337321 sequences. (Running on oeis4.)