%I #5 Mar 30 2012 16:47:46
%S 1,4,10,16,80,100,64,480,1200,1000,256,2560,9600,16000,10000,1024,
%T 12800,64000,160000,200000,100000,4096,61440,384000,1280000,2400000,
%U 2400000,1000000,16384,286720,2150400,8960000,22400000,33600000
%N Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*10^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_.