Denominators of rational coefficients which are ratio of Brent's coefficients -A[n,2]/A343480.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =2a(6) =2a(7) =2a(8) =4a(9) =8a(10) =16a(11) =2a(12) =40a(13) =32a(14) =80a(15) =20a(16) =112a(17) =1120a(18) =320a(19) =112a(20) =112a(21) =640a(22) =32a(23) =1120a(24) =160a(25) =5600a(26) =280a(27) =64a(28) =1820a(29) =116480