6*a(n) + 1 is the least upper prime p of a pair of twin primes p - 2, p, for which the prime gap immediately following p achieves the size 2*A007494(n).

A337436

6*a(n) + 1 is the least upper prime p of a pair of twin primes p - 2, p, for which the prime gap immediately following p achieves the size 2*A007494(n).

Terms

    a(0) =1a(1) =5a(2) =23a(3) =33a(4) =322a(5) =87a(6) =325a(7) =278a(8) =495a(9) =1293a(10) =2027a(11) =4725a(12) =3468a(13) =2690a(14) =27177a(15) =14438a(16) =4245a(17) =6773a(18) =13283a(19) =24938a(20) =104283a(21) =92067a(22) =28893a(23) =60015a(24) =119362a(25) =46905a(26) =44270a(27) =106323a(28) =90713a(29) =67475

External references