a(n) = A276086(A276086(n)), where A276086 is the primorial base exp-function.

Terms

a(0) =2a(1) =3a(2) =6a(3) =5a(4) =30a(5) =125a(6) =18a(7) =45a(8) =150a(9) =7a(10) =1050a(11) =343a(12) =1250a(13) =2625a(14) =7350a(15) =16807a(16) =1650a(17) =847a(18) =43218a(19) =3465a(20) =27731550a(21) =3195731a(22) =1183724850a(24) =17794411250a(30) =10a(31) =75a(32) =750a(33) =175a(34) =294a(35) =12005