173151domain: NAppears in sequencesa(n) = 27*(n - 6)^2 + 4*(n - 6)^3 = ((n - 6)^2)*(4*n + 3).at n=39A245032Index of first occurrence of n in A307730.at n=60A348246Where prime(n) first appears in A307730.at n=17A348247Records in A348246.at n=20A348252