Mother primes of order 6.

Terms

a(0) =53a(1) =79a(2) =131a(3) =157a(4) =521a(5) =547a(6) =599a(7) =677a(8) =859a(9) =911a(10) =937a(11) =1249a(12) =1301a(13) =1327a(14) =1951a(15) =2029a(16) =2237a(17) =2341a(18) =2549a(19) =2731a(20) =2887a(21) =2939a(22) =3121a(23) =3251a(24) =3329a(25) =3407a(26) =3511a(27) =3797a(28) =4057a(29) =4759