Molien series for group [2,7]+ = 227.

Terms

a(0) =1a(1) =0a(2) =2a(3) =0a(4) =3a(5) =0a(6) =4a(7) =1a(8) =6a(9) =2a(10) =8a(11) =3a(12) =10a(13) =4a(14) =13a(15) =6a(16) =16a(17) =8a(18) =19a(19) =10a(20) =22a(21) =13a(22) =26a(23) =16a(24) =30a(25) =19a(26) =34a(27) =22a(28) =39a(29) =26