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A013993 Number of edge-disjoint paths between opposite corners of 4 X n grid. 6

%I

%S 1,1,16,335,9754,323632,11171466,389866263,13662905466,479251547011,

%T 16821606120516,590415835527858,20726430358013659,727543012137899046,

%U 25540208938124629118,896540705406585866451

%N Number of edge-disjoint paths between opposite corners of 4 X n grid.

%D rec.puzzles Dec 10 1995.

%H Sean A. Irvine, <a href="/A013993/b013993.txt">Table of n, a(n) for n = 0..100</a>

%Y Cf. A013990, A013991, A013992, A013994, A013995, A013996, A013997.

%K nonn

%O 0,3

%A _Dan Hoey_

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Last modified July 2 10:07 EDT 2022. Contains 355004 sequences. (Running on oeis4.)