%I #5 Mar 22 2013 14:58:34
%S 1,1,2,1,3,6,1,4,6,12,1,5,10,20,30,1,6,15,20,30,60,90,1,7,21,35,42,
%T 105,140,210,1,8,28,56,70,168,280,420,560,1,9,36,72,84,126,252,504,
%U 630,756,1260,1680,1,10,45,90,120,210,252,360,840,1260,2520,3150,4200,1,11,55
%N Triangle of trinomial coefficients.
%C Number of numbers in row n is given by A086753.
%C Row sums: A092255.
%C See A046816, Pascal's pyramid of trinomial coefficients.
%e First six rows:
%e 1
%e 1...2
%e 1...3...6
%e 1...4...6....12
%e 1...5...10...20...30
%e 1...6...15...20...30...60...90
%Y Cf. A036038, A046816, A092255.
%K nonn,tabf
%O 1,3
%A _Clark Kimberling_, Jan 21 2010
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