A050654 Numbers n such that number of primes produced according to rules stipulated in Honaker's A048853 is 3.
2, 3, 5, 7, 40, 42, 44, 45, 46, 48, 70, 72, 74, 75, 76, 78, 130, 132, 134, 135, 136, 138, 220, 222, 224, 225, 226, 228, 310, 312, 314, 315, 316, 318, 430, 432, 434, 435, 436, 438, 460, 462, 464, 465, 466, 468, 610, 612, 614, 615, 616, 618, 640, 642, 644, 645
Offset: 1
Examples
Altering a(17)=130 gives 3 primes: 131, 137 and 139.