%I #18 Jan 01 2019 06:31:06
%S 0,1,32,9770,205832,32463802,966656134,102283239429,3913787773536,
%T 328076475659033,14746957510647992,1076226888605605706,
%U 53540340738182687296,3593066312119675283778,190433654636776931262392,12142048779807437697982030,669350612142203868221516908
%N Number of Hamiltonian cycles in P_12 X P_n.
%H Anand Krishnamoorthi, <a href="/A213813/b213813.txt">Table of n, a(n) for n=1..100</a>
%H Anand Krishnamoorthi, <a href="/A213813/a213813.cc.txt">C++ program</a>.
%Y Cf. A180505
%K nonn
%O 1,3
%A _Anand Krishnamoorthi_, Jun 20 2012