%I #4 Mar 31 2012 23:01:22
%S 1,2,6,12,60,420,840,2520,27720,360360,6126120,116396280,2677114440,
%T 13385572200,40156716600,1164544781400,36100888223400,144403552893600,
%U 5342931457063200,219060189739591200,9419588158802421600
%N LCM of the first n numbers of the form p^q, where p and q are 1 or prime.
%C Is the sum of the series 1/a(n) transcendental?
%e a(11) = 6126120 = 1*2*3*2*5*7*2*3*11*13*17.
%Y Cf. A051451.
%K easy,nonn
%O 1,2
%A _Russell Easterly_, Feb 26 2004
%E Edited and extended by _David Wasserman_, Mar 13 2006