a(n) is the least prime p such that the 2-adic valuation of q^2-p^2 is n, where q is the next prime after p, or 0 if there is no such p.

A340116

a(n) is the least prime p such that the 2-adic valuation of q^2-p^2 is n, where q is the next prime after p, or 0 if there is no such p.

Terms

    a(0) =2a(1) =0a(2) =0a(3) =5a(4) =3a(5) =53a(6) =139a(7) =157a(8) =61a(9) =1151a(10) =3833a(11) =6653a(12) =7159a(13) =30713a(14) =4093a(15) =204797a(16) =311293a(17) =360439a(18) =2555897a(19) =3014653a(20) =786431a(21) =11010037a(22) =5242877a(23) =73400311a(24) =138412031a(25) =461373431a(26) =1124073463a(27) =436207613a(28) =3288334303a(29) =10066329587

External references