References to A051267

Numbers n such that maximal value of prime divisors of reduced residue system for n is 3.
31, 37, 41, 43, 47, 49, 53, 55, 59, 61, 65, 67, 71, 73, 77, 79, 81, 83, 85, 87, 89, 91, 93

1 seqfan posts