Number of distinct factorizations of 105*2^n.

Terms

a(0) =5a(1) =15a(2) =36a(3) =74a(4) =141a(5) =250a(6) =426a(7) =696a(8) =1106a(9) =1711a(10) =2593a(11) =3852a(12) =5635a(13) =8118a(14) =11548a(15) =16231a(16) =22577a(17) =31092a(18) =42447a(19) =57464a(20) =77213a(21) =103009a(22) =136529a(23) =179830a(24) =235514a(25) =306751a(26) =397506a(27) =512607a(28) =658030a(29) =841020