Minimum numbers whose phi of phi are multiples of the n-th prime: the n-th term is the minimum integer x such that: prime(n) | phi(phi(x)), prime(n) being the n-th prime.
A167766
Minimum numbers whose phi of phi are multiples of the n-th prime: the n-th term is the minimum integer x such that: prime(n) | phi(phi(x)), prime(n) being the n-th prime.
Terms
- a(0) =5a(1) =19a(2) =23a(3) =59a(4) =47a(5) =107a(6) =479a(7) =383a(8) =283a(9) =467a(10) =1367a(11) =1187a(12) =167a(13) =347a(14) =1319a(15) =643a(16) =2837a(17) =2203a(18) =2153a(19) =3413a(20) =587a(21) =5693a(22) =1997a(23) =359a(24) =5827a(25) =1619a(26) =2063a(27) =2999a(28) =4799a(29) =3167
External references
- oeis: A167766