! lsr4_1
! (x^50+1)(x^2+ax+a^{-1}) a=10^10
srq
0
52
6

0
 1
 10000000000
1
 10000000000
 1
2
 1
 1
50
 1
 10000000000
51
 10000000000
 1
52
 1
 1