rfsr15 qfsr1 pfsr ofsr15 nfsr1

2orr1 1orr 0orr15 zorr1 yorr

dyqr cyqr15 byqr1 ayqr 9xqr15

o7pr15 n7pr1 m7pr l7pr15 k7pr1

zgpr1 ygpr xgpr15 wgpr1 vgpr