Products of three distinct primes of the form 6*k + 1.

Terms

a(0) =1729a(1) =2821a(2) =3367a(3) =3913a(4) =4123a(5) =4921a(6) =5551a(7) =5719a(8) =6097a(9) =6643a(10) =7189a(11) =7657a(12) =8029a(13) =8113a(14) =8827a(15) =8911a(16) =9139a(17) =9331a(18) =9373a(19) =9709a(20) =9919a(21) =10507a(22) =10621a(23) =11137a(24) =11557a(25) =12649a(26) =12901a(27) =13237a(28) =13699a(29) =13741