Sliding numbers which are products of three distinct primes.

Terms

a(0) =70a(1) =110a(2) =290a(3) =1001a(4) =1010a(5) =1258a(6) =3157a(7) =3445a(8) =5002a(9) =6266a(10) =6410a(11) =50002a(12) =1958245a(13) =2000005a(14) =9766649a(15) =9775865a(16) =20000005a(17) =48830173a(18) =200000005a(19) =488283298a(20) =2000000005a(21) =2441410346a(22) =6103679465a(23) =10000000001a(24) =12207039442a(25) =30517905805a(26) =50000000002a(27) =61035172634a(28) =152588545985a(29) =200000000005