Numbers k such that k-th semiprime == 5 (mod k).

Terms

a(0) =1a(1) =60a(2) =67a(3) =68a(4) =6919a(5) =613380a(6) =613426a(7) =613558a(8) =613596a(9) =58155532a(10) =58155539a(11) =58155541a(12) =58155542a(13) =58155544a(14) =6384425448a(15) =6384425451a(16) =6384425502a(17) =6384425508a(18) =6384425516a(19) =6384425552a(20) =6384425568a(21) =6384425636a(22) =6384425646