Conjectured irregular triangle (with some rows blank) of numbers k such that prime(n) is the largest prime factor of k^3 + 1.

A223704

Conjectured irregular triangle (with some rows blank) of numbers k such that prime(n) is the largest prime factor of k^3 + 1.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =5a(4) =19a(5) =4a(6) =10a(7) =17a(8) =23a(9) =8a(10) =12a(11) =31a(12) =69a(13) =6a(14) =26a(15) =68a(16) =11a(17) =27a(18) =101a(19) =122a(20) =7a(21) =37a(22) =50a(23) =80a(24) =179a(25) =582a(26) =14a(27) =48a(28) =75a(29) =563

External references