a(n) is the least m such that A338266(m) = prime(n), where A338266(m) is the least prime p such that p*m is not a totient number.

A338561

a(n) is the least m such that A338266(m) = prime(n), where A338266(m) is the least prime p such that p*m is not a totient number.

Terms

    a(0) =7a(1) =1a(2) =10a(3) =2a(4) =28a(5) =56a(6) =4a(7) =6a(8) =460a(9) =232a(10) =64a(11) =300a(12) =328a(13) =12a(14) =256a(15) =180a(16) =176a(17) =84a(18) =36a(19) =132a(20) =1400a(21) =984a(22) =2200a(23) =780a(24) =1332a(25) =280a(26) =1664a(27) =1672a(28) =72a(29) =8136

External references