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Iccanobirt semiprimes (1 of 15): Semiprime numbers in A102111.
15

%I #10 Jul 31 2021 14:28:19

%S 4,185,1135955,550783729,10755767351826313,885150880428474601,

%T 145045760838001005739,276700469046311728441,

%U 17906534239981723909956235510218343,23104799226903739899579090259021365554,504198286800075916303995704410366363448429,2363732899718211729861685511671459865604449872085443

%N Iccanobirt semiprimes (1 of 15): Semiprime numbers in A102111.

%F a(n) = A102111(A102171(n)).

%Y Cf. A001358, A102111, A102192-A102205.

%K nonn,less,base

%O 1,1

%A _Jonathan Vos Post_ and _Ray Chandler_, Dec 31 2004

%E Offset changed to 1 and more terms from _Jinyuan Wang_, Jul 31 2021