%I #5 Mar 30 2012 17:20:41
%S 0,3,9,28,50,105,169,279,406,625,839,1202,1570,2086,2646,3461,4219,
%T 5358,6452,7899,9381,11404,13240,15805,18272,21383,24461,28520,32107,
%U 37066,41706,47395,52968,59990,66312,74747,82553,91969,100989,112468
%N Number of ordered quadruples of integers from [ 2,n ] with no global factor.
%K nonn
%O 2,2
%A _Olivier GĂ©rard_