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%I A038253 #5 Mar 30 2012 16:47:46
%S A038253 1,5,11,25,110,121,125,825,1815,1331,625,5500,18150,26620,14641,3125,
%T A038253 34375,151250,332750,366025,161051,15625,206250,1134375,3327500,
%U A038253 5490375,4831530,1771561,78125,1203125,7940625,29115625,64054375
%N A038253 Triangle whose (i,j)-th entry is binomial(i,j)*5^(i-j)*11^j.
%D A038253 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 A038253 nonn,tabl,easy
%O A038253 0,2
%A A038253 _N. J. A. Sloane_.

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