Primes at which the difference pattern X424Y (X and Y >= 6) occurs in A001223.

Terms

a(0) =37a(1) =223a(2) =307a(3) =457a(4) =853a(5) =877a(6) =1087a(7) =1297a(8) =1423a(9) =1993a(10) =2683a(11) =4513a(12) =4783a(13) =5227a(14) =6823a(15) =7873a(16) =8287a(17) =10453a(18) =13687a(19) =13873a(20) =16183a(21) =17383a(22) =20743a(23) =21313a(24) =23053a(25) =23557a(26) =23623a(27) =24103a(28) =27733a(29) =29017