Primes which are the difference between two successive nontrivial prime powers (A025475).

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =13a(5) =17a(6) =41a(7) =139a(8) =151a(9) =199a(10) =271a(11) =307a(12) =751a(13) =1217a(14) =3343a(15) =3617a(16) =4001a(17) =4241a(18) =40841a(19) =97169a(20) =117017a(21) =203897a(22) =746153a(23) =123090449a(24) =137542193a(25) =256534591a(26) =21249911167a(27) =88109383889a(28) =112332648583