%I A038248
%S A038248 1,5,6,25,60,36,125,450,540,216,625,3000,5400,4320,1296,3125,18750,
%T A038248 45000,54000,32400,7776,15625,112500,337500,540000,486000,233280,
%U A038248 46656,78125,656250,2362500,4725000,5670000,4082400,1632960,279936
%N A038248 Triangle whose (i,j)-th entry is binomial(i,j)*5^(i-j)*6^j.
%D A038248 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 A038248 Sequence in context: A116553 A034497 A136888 this_sequence A046831 A003226 
               A137081
%Y A038248 Adjacent sequences: A038245 A038246 A038247 this_sequence A038249 A038250 
               A038251
%K A038248 nonn,tabl,easy
%O A038248 0,2
%A A038248 N. J. A. Sloane (njas(AT)research.att.com).