Let b(1) = 3 and let b(n+1) be the least prime expressible as k*(b(n)-1)*b(n)-1; this sequence gives the values of k in order.

A306601

Let b(1) = 3 and let b(n+1) be the least prime expressible as k*(b(n)-1)*b(n)-1; this sequence gives the values of k in order.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =16a(6) =5a(7) =360a(8) =142a(9) =104a(10) =34a(11) =1904a(12) =3127a(13) =253a(14) =1219a(15) =8755a(16) =16222a(17) =7672a(18) =22515

External references