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%I #11 Jul 23 2023 22:22:47
%S 1,7,144,9362,2075271,1642690309,4741764527414,50301538415794232,
%T 1966097907322824101263,283293243539676951470723543,
%U 150432229851691149674511947484546,294212923045987478712868787193615243838,2117957004814862762696618942898524645283531305
%N Number of n X n binary arrays with all 1s connected and a path of 1s from the top row to the bottom row.
%H Andrew Howroyd, <a href="/A163028/b163028.txt">Table of n, a(n) for n = 1..15</a>
%Y Main diagonal of A359574.
%K nonn
%O 1,2
%A _R. H. Hardin_, Jul 20 2009
%E Terms a(8) and beyond from _Andrew Howroyd_, Jan 06 2023
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