Primes of the form 210k + 53.

Terms

a(0) =53a(1) =263a(2) =683a(3) =1103a(4) =1523a(5) =1733a(6) =2153a(7) =3203a(8) =3413a(9) =3623a(10) =3833a(11) =4253a(12) =4463a(13) =4673a(14) =5303a(15) =6143a(16) =6353a(17) =6563a(18) =6983a(19) =7193a(20) =7823a(21) =8243a(22) =8663a(23) =9293a(24) =9923a(25) =10133a(26) =10343a(27) =10973a(28) =11393a(29) =11813