The C-finite recurrence, [-3, 106, -72, -576],
can be factored into the product of the following ones
[-3, 54], [1, 4/9]
The C-finite recurrence, [2, 7, 2, -1],
can be factored into the product of the following ones
[2, 4], [1, 1/4]
This took, 0.089, seconds .