%I A038301
%S A038301 1,9,11,81,198,121,729,2673,3267,1331,6561,32076,58806,47916,14641,
%T A038301 59049,360855,882090,1078110,658845,161051,531441,3897234,11908215,
%U A038301 19405980,17788815,8696754,1771561,4782969,40920957,150043509,305644185
%N A038301 Triangle whose (i,j)-th entry is binomial(i,j)*9^(i-j)*11^j.
%D A038301 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 A038301 Sequence in context: A143465 A116152 A108687 this_sequence A137016 A053886 
               A137020
%Y A038301 Adjacent sequences: A038298 A038299 A038300 this_sequence A038302 A038303 
               A038304
%K A038301 nonn,tabl,easy
%O A038301 0,2
%A A038301 N. J. A. Sloane (njas(AT)research.att.com).