The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #7 Mar 30 2012 17:37:34
%S 8,0,0,0,81,1,74,4,70,6,1056,1,3640,793,398,247,621,89,14930,956,1662,
%T 513,42243,285,93093,6831,6765,7785,213681,5511,162549,13299,44517,
%U 25245,633633,16731,145215,36003,108885,67779,1437252,9867,2406404
%N Number of ordered 9-tuples of distinct pairwise coprime positive integers with largest element n.
%H Alois P. Heinz, <a href="/A186980/b186980.txt">Table of n, a(n) for n = 19..200</a>
%e a(24) = 1 because there is one ordered 9-tuple of distinct pairwise coprime positive integers with largest element 24: (1,5,7,11,13,17,19,23,24).
%Y Column 9 of triangle A186972. First differences of A186985.
%K nonn
%O 19,1
%A _Alois P. Heinz_, Mar 02 2011