Least number m such that cardinality of InvPhi(m) = prime(n).

Terms

a(0) =1a(1) =2a(2) =8a(3) =32a(4) =48a(5) =396a(6) =72a(7) =216a(8) =1056a(9) =1320a(10) =240a(11) =480a(12) =15936a(13) =3072a(14) =7344a(15) =2016a(16) =3024a(17) =9984a(18) =22848a(19) =3360a(20) =13248a(21) =9360a(22) =4800a(23) =9504a(24) =9216a(25) =23328a(26) =7680a(27) =53280a(28) =12480a(29) =29376