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%I #5 Mar 30 2012 16:47:46
%S 1,10,7,100,140,49,1000,2100,1470,343,10000,28000,29400,13720,2401,
%T 100000,350000,490000,343000,120050,16807,1000000,4200000,7350000,
%U 6860000,3601500,1008420,117649,10000000,49000000,102900000,120050000
%N Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*7^j.
%D B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, Match, No. 34 (Oct 1996), pp. 109-121.
%K nonn,tabl,easy
%O 0,2
%A _N. J. A. Sloane_.
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