Strong pseudoprimes (base-2) equal to product of 3 primes not necessarily distinct.

Terms

a(0) =15841a(1) =29341a(2) =52633a(3) =74665a(4) =252601a(5) =314821a(6) =476971a(7) =635401a(8) =1004653a(9) =1023121a(10) =1907851a(11) =1909001a(12) =2419385a(13) =2953711a(14) =3581761a(15) =4335241a(16) =4682833a(17) =5049001a(18) =5444489a(19) =5599765a(20) =5681809a(21) =9069229a(22) =13421773a(23) =15247621a(24) =15510041a(25) =15603391a(26) =17509501a(27) =26254801a(28) =26758057a(29) =27966709