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%I #6 Mar 30 2012 16:47:45
%S 1,2,11,4,44,121,8,132,726,1331,16,352,2904,10648,14641,32,880,9680,
%T 53240,146410,161051,64,2112,29040,212960,878460,1932612,1771561,128,
%U 4928,81312,745360,4099480,13528284,24801854,19487171,256,11264
%N Triangle whose (i,j)-th entry is binomial(i,j)*2^(i-j)*11^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.
%Y Row sums: A001022.
%K nonn,tabl,easy
%O 0,2
%A _N. J. A. Sloane_.
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