Let P1 >= 5, P2, P3 be consecutive primes, with P2 - P1 = 2. a(n) = (P1 + P2)/12 for the first occurrence of (P3 - P2)/2 = n.

A329252

Let P1 >= 5, P2, P3 be consecutive primes, with P2 - P1 = 2. a(n) = (P1 + P2)/12 for the first occurrence of (P3 - P2)/2 = n.

Terms

    a(0) =1a(1) =5a(2) =0a(3) =23a(4) =33a(5) =0a(6) =322a(7) =87a(8) =0a(9) =325a(10) =278a(11) =0a(12) =495a(13) =1293a(14) =0a(15) =2027a(16) =4725a(17) =0a(18) =3468a(19) =2690a(20) =0a(21) =27177a(22) =14438a(23) =0a(24) =4245a(25) =6773a(26) =0a(27) =13283a(28) =24938a(29) =0

External references