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Number of Hamiltonian cycles in P_12 X P_n.
1

%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