A386078 Primes having only {0, 5, 6, 9} as digits.
5, 59, 509, 569, 599, 659, 5009, 5059, 5099, 5569, 5659, 5669, 6569, 6599, 6659, 6959, 9059, 50069, 50599, 50909, 50969, 55009, 55609, 56009, 56099, 56509, 56569, 56599, 56659, 56909, 56999, 59009, 59069, 59509, 59659, 59669, 59699, 59999, 60509, 60659, 65099
Offset: 1