OFFSET
0,2
COMMENTS
Row sums are 1, 7, 43, 281, 1896, 13112, 92359,...
EXAMPLE
Triangle begins:
1
6,1
18,24,1
40,180,60,1
75,800,900,120,1
126,2625,7000,3150,210,1
196,7056,36750,39200,8820,336,1
288,16464,148176,308700,164640,21168,504,1
405,34560,493920,1778112,1852200,564480,45360,720,1
MAPLE
A187552 := proc(n, k) binomial(n, k)*binomial(n+1, k+1)*binomial(n+2, k+2) ; end proc:
MATHEMATICA
Table[Binomial[n, k]Binomial[n + 1, k + 1]Binomial[n + 2, k + 2], {n, 0, 8}, {k, 0, 8}]//MatrixForm
PROG
(Maxima) create_list(binomial(n, k)*binomial(n+1, k+1)*binomial(n+2, k+2), n, 0, 8, k, 0, n);
CROSSREFS
KEYWORD
AUTHOR
Emanuele Munarini, Mar 11 2011
STATUS
approved