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%I #7 Mar 13 2021 17:02:40
%S 1,9,50,254,1287,6630,34846,186714,1018095,5638035,31651992,179850344,
%T 1032901028,5988670002,35017696806,206326044386,1224068679855,
%U 7307391855855,43871253636210,264755875041630,1605357997312335,9776732655285960,59781214452500424,366905787075963864
%N Number of simple strong triangulations of a fixed hexagon with n interior nodes.
%H Andrew Howroyd, <a href="/A341921/b341921.txt">Table of n, a(n) for n = 1..500</a>
%o (PARI) R(25,3) \\ R defined in A210664.
%Y Row m=3 of A210664.
%Y Cf. A341918.
%K nonn
%O 1,2
%A _Andrew Howroyd_, Feb 24 2021
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