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A038320 Triangle whose (i,j)-th entry is binomial(i,j)*11^(i-j)*6^j. 1

%I #9 Feb 12 2022 17:33:28

%S 1,11,6,121,132,36,1331,2178,1188,216,14641,31944,26136,9504,1296,

%T 161051,439230,479160,261360,71280,7776,1771561,5797836,7906140,

%U 5749920,2352240,513216,46656,19487171,74405562,121754556,110685960

%N Triangle whose (i,j)-th entry is binomial(i,j)*11^(i-j)*6^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.

%H Harvey P. Dale, <a href="/A038320/b038320.txt">Table of n, a(n) for n = 0..1000</a>

%t Table[Binomial[i,j]11^(i-j) 6^j,{i,0,10},{j,0,i}]//Flatten (* _Harvey P. Dale_, Feb 12 2022 *)

%K nonn,tabl,easy

%O 0,2

%A _N. J. A. Sloane_.

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Last modified August 14 02:14 EDT 2024. Contains 375146 sequences. (Running on oeis4.)