Least prime p such that p-2 has n divisors, or 0 if no such prime exists.

Terms

a(0) =3a(1) =5a(2) =11a(3) =17a(4) =83a(5) =47a(6) =0a(7) =107a(8) =227a(9) =569a(10) =59051a(11) =317a(12) =0a(13) =9479a(14) =2027a(15) =947a(16) =0a(17) =2207a(18) =0a(19) =2837a(20) =88211a(21) =295247a(22) =0a(23) =3467a(24) =50627a(25) =9034499a(26) =11027a(27) =47387a(28) =0a(29) =14177