Number of proper factorizations of p1^n*p2^5, where p1 and p2 are distinct primes.

Terms

a(0) =6a(1) =18a(2) =46a(3) =96a(4) =188a(5) =338a(6) =588a(7) =974a(8) =1575a(9) =2471a(10) =3803a(11) =5726a(12) =8497a(13) =12399a(14) =17873a(15) =25432a(16) =35817a(17) =49907a(18) =68938a(19) =94377a(20) =128233a(21) =172916a(22) =231629a(23) =308239a(24) =407803a(25) =536411a(26) =701909a(27) =913772a(28) =1184021a(29) =1527164