Lists of 4 primes in arithmetic progression; common difference 6.

Terms

a(0) =251a(1) =257a(2) =263a(3) =269a(4) =1741a(5) =1747a(6) =1753a(7) =1759a(8) =3301a(9) =3307a(10) =3313a(11) =3319a(12) =5101a(13) =5107a(14) =5113a(15) =5119a(16) =5381a(17) =5387a(18) =5393a(19) =5399a(20) =6311a(21) =6317a(22) =6323a(23) =6329a(24) =6361a(25) =6367a(26) =6373a(27) =6379a(28) =12641a(29) =12647