The least k such that A063994(k) = Product_{primes p dividing k} gcd(p-1, k-1) = n, or 0 if there's no such k.
A064234
The least k such that A063994(k) = Product_{primes p dividing k} gcd(p-1, k-1) = n, or 0 if there's no such k.
Terms
- a(0) =1a(1) =3a(2) =28a(3) =5a(4) =66a(5) =7a(6) =232a(7) =45a(8) =190a(9) =11a(10) =276a(11) =13a(12) =1106a(13) =0a(14) =286a(15) =17a(16) =1854a(17) =19a(18) =3820a(19) =891a(20) =2752a(21) =23a(22) =1128a(23) =595a(24) =2046a(25) =0a(26) =532a(27) =29a(28) =1770a(29) =31
External references
- oeis: A064234