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Ed Wynn, <a href="https://arxiv.org/abs/1308.5420">Exhaustive generation of Mrs Perkins's quilt square dissections for low orders</a>, arXiv:1308.5420 [math.CO], 2013-2014.
It appears lim n->infinity oo a(n)*a(n-3)/(a(n-1)*a(n-2)) = 3.527... - Gerald McGarvey, May 03 2005
It appears that lim n->infinity oo a(n)*a(n-2)/(a(n-1))^2 = 1.8781... - Christopher Hunt Gribble, Jun 21 2013
a(n) = (1/n^2 ) * Sum_{k=1..n} k^2 * A226936(n,k). - Alois P. Heinz, Jun 22 2013
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Andrew Gozzard, and Max Ward, <a href="/A045846/b045846.txt">Table of n, a(n) for n = 0..25</a> (terms 0..20 from Steve Butler).
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Andrew Gozzard, <a href="/A045846/b045846_1.txt">Table of n, a(n) for n = 0..25</a> (terms 0..20 from Steve Butler).
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