a(n) = least k such that the remainder when 23^k is divided by k is n.

Terms

a(0) =2a(1) =3a(2) =5a(3) =19a(4) =262a(5) =17a(6) =58a(7) =9a(8) =10a(9) =13a(10) =14a(11) =55a(12) =86a(13) =12153a(14) =514a(15) =111823a(16) =95a(17) =25a(18) =30a(19) =12147a(20) =68a(21) =235a(22) =29a(23) =280517a(24) =56a(25) =27a(26) =502a(27) =16805a(28) =51a(29) =49