%I
%S 1,10,5,100,100,25,1000,1500,750,125,10000,20000,15000,5000,625,
%T 100000,250000,250000,125000,31250,3125,1000000,3000000,3750000,
%U 2500000,937500,187500,15625,10000000,35000000,52500000,43750000
%N Triangle whose (i,j)th entry is binomial(i,j)*10^(ij)*5^j.
%D B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, Match, No. 34 (Oct 1996), pp. 109121.
%K nonn,tabl,easy
%O 0,2
%A _N. J. A. Sloane_.
