a(n) is the least prime p such that the second forward difference of three consecutive primes p, q and r is n = (p - 2q + r)/2.

A316791

a(n) is the least prime p such that the second forward difference of three consecutive primes p, q and r is n = (p - 2q + r)/2.

Terms

    a(0) =3a(1) =5a(2) =29a(3) =503a(4) =137a(5) =109a(6) =1063a(7) =1931a(8) =521a(9) =7951a(10) =1949a(11) =1667a(12) =5743a(13) =2969a(14) =1321a(15) =15817a(16) =9547a(17) =28349a(18) =45433a(19) =20807a(20) =15679a(21) =113837a(22) =43793a(23) =19603a(24) =40283a(25) =25469a(26) =40637a(27) =156151a(28) =79697a(29) =34057

External references