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Triangle T(n,k) (0 <= k <= n) with e.g.f. exp(x*y/(1-y))
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%I #4 Mar 30 2012 16:48:58

%S 1,0,0,0,1,0,0,0,2,0,0,0,2,6,0,0,0,0,12,24,0,0,0,0,6,72,120,0,0,0,0,0,

%T 72,480,720,0,0,0,0,0,24,720,3600,5040,0,0,0,0,0,0,480,7200,30240,

%U 40320,0,0,0,0,0,0,120,7200,75600,282240,362880,0,0,0,0,0

%N Triangle T(n,k) (0 <= k <= n) with e.g.f. exp(x*y/(1-y))

%H N. J. A. Sloane, <a href="/transforms.txt">Transforms</a>

%p read transforms; exp(x*y/(1-y)); SERIES2(%,x,y,12); SERIES2TOLISTMULT(%,x,y,12);

%K nonn,tabl

%O 0,9

%A _N. J. A. Sloane_, Jan 24 2001