%I A038256
%S A038256 1,6,2,36,24,4,216,216,72,8,1296,1728,864,192,16,7776,12960,8640,
%T A038256 2880,480,32,46656,93312,77760,34560,8640,1152,64,279936,653184,
%U A038256 653184,362880,120960,24192,2688,128,1679616,4478976,5225472,3483648
%N A038256 Triangle whose (i,j)-th entry is binomial(i,j)*6^(i-j)*2^j.
%D A038256 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 A038256 Sequence in context: A142707 A084249 A096039 this_sequence A100251 A020339 
               A154738
%Y A038256 Adjacent sequences: A038253 A038254 A038255 this_sequence A038257 A038258 
               A038259
%K A038256 nonn,tabl,easy
%O A038256 0,2
%A A038256 N. J. A. Sloane (njas(AT)research.att.com).