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A132945 Triangle read by rows: T(n,m) = (m+1)^n*m^(n*(n-1)/2). 1

%I #13 Jun 03 2023 10:20:58

%S 1,1,2,1,4,18,1,8,216,1728,1,16,5184,186624,2560000,1,32,248832,

%T 60466176,3276800000,75937500000,1,64,23887872,58773123072,

%U 16777216000000,1423828125000000,55316793250381824,1,128,4586471424,171382426877952,343597383680000000,133483886718750000000,18066022141228700663808,1171355575953987221848064

%N Triangle read by rows: T(n,m) = (m+1)^n*m^(n*(n-1)/2).

%F If m==0,t(n,0)=1 else t(n,m)=a(n)=(m+1)^n*m^(n*(n-1)/2)

%e Triangle begins:

%e 1;

%e 1, 2;

%e 1, 4, 18;

%e 1, 8, 216, 1728;

%e 1, 16, 5184, 186624, 2560000;

%e 1, 32, 248832, 60466176, 3276800000, 75937500000;

%e ...

%o (PARI) t(n,m)=if (m==0, 1, (m+1)^n*m^(n*(n-1)/2));

%o for (i=0, 7, for (j=0, i, print1(t(i,j), ", ")); print);

%o \\ _Michel Marcus_, Jun 03 2023

%Y Cf. A132950.

%K nonn,easy,tabl

%O 0,3

%A _Roger L. Bagula_, Nov 19 2007

%E Edited, offset 0 and more terms from _Michel Marcus_, Jun 03 2023

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)