a(n) is the last term of the analogous sequence to A121805, but with initial term n, or -1 if that sequence is infinite.

A330129

a(n) is the last term of the analogous sequence to A121805, but with initial term n, or -1 if that sequence is infinite.

Terms

    a(0) =99999945a(2) =36a(3) =9999945a(4) =999945a(6) =936a(8) =999999936a(9) =999936a(10) =999936a(11) =99999945a(12) =999954a(13) =999918a(14) =72a(15) =99999918a(16) =999999999927a(17) =18a(18) =999981a(20) =99981a(22) =999936a(24) =9963

External references