:1,7,1,C(7)=7
:2,14,5,D(7)=7:2
:3,21,4,F_21(7)=7:3
:4,42,4,F_42(7)=7:6
:5,168,11,L(7)=L(3,2)
:6,2520,11,A7
:7,5040,0,S7
