Largest proper divisor of A276086(n); a(0) = 1.

Terms

a(0) =1a(1) =1a(2) =1a(3) =3a(4) =3a(5) =9a(6) =1a(7) =5a(8) =5a(9) =15a(10) =15a(11) =45a(12) =5a(13) =25a(14) =25a(15) =75a(16) =75a(17) =225a(18) =25a(19) =125a(20) =125a(21) =375a(22) =375a(23) =1125a(24) =125a(25) =625a(26) =625a(27) =1875a(28) =1875a(29) =5625