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Numbers to the right of the central elements in the triangle of denominators in Leibniz's Harmonic Triangle.
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%I #9 Jun 22 2013 16:05:38

%S 2,3,12,4,20,5,60,30,6,105,42,7,280,168,56,8,504,252,72,9,1260,840,

%T 360,90,10,2310,1320,495,110,11,5544,3960,1980,660,132,12,10296,6435,

%U 2860,858,156,13,24024,18018,10010,4004,1092,182,14,45045,30030,15015,5460

%N Numbers to the right of the central elements in the triangle of denominators in Leibniz's Harmonic Triangle.

%D L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 83, Problem 25.

%Y Cf. A003506.

%K tabf,nonn,easy

%O 1,1

%A _Mohammad K. Azarian_

%E More terms from _James A. Sellers_, Dec 13 1999