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%I #40 Apr 25 2024 06:49:26
%S 6,60,1512,83520,8869680,1621680480,472907393280,207307564531200,
%T 130417226086775040,113438068529746060800,132325125941706622848000,
%U 201817805274824171102208000
%N Number of (directed) Hamiltonian paths in K_{n} X K_{3}.
%C Equivalently, number of full spectrum rook's walks on a (n X 3) board.
%Y Column 3 of A269565.
%Y Cf. A096121.
%K nonn,more
%O 1,1
%A _Mikhail Kurkov_, Nov 10 2019