Primes p such that four consecutive primes starting with p are congruent to {1,2,3,4} (mod 5).

Terms

a(0) =251a(1) =1741a(2) =3301a(3) =3631a(4) =4051a(5) =5101a(6) =5281a(7) =5381a(8) =5531a(9) =6311a(10) =6361a(11) =6841a(12) =8641a(13) =9901a(14) =10861a(15) =11491a(16) =12451a(17) =12541a(18) =12641a(19) =13451a(20) =13591a(21) =14741a(22) =14891a(23) =15791a(24) =15901a(25) =16481a(26) =17471a(27) =18211a(28) =19471a(29) =22441