Number of conjugacy classes of subgroups of the group GL(2, Z_n) of invertible 2 X 2 matrices mod n.
A364921
Number of conjugacy classes of subgroups of the group GL(2, Z_n) of invertible 2 X 2 matrices mod n.
Terms
- a(0) =1a(1) =4a(2) =16a(3) =62a(4) =48a(5) =109a(6) =84a(7) =2265a(8) =324a(9) =345a(10) =114a(11) =5359a(12) =217a(13) =636a(14) =2540a(15) =27908a(16) =218a(17) =2872a(18) =272a(19) =20933a(20) =4089a(21) =756a(22) =169a(23) =780487a(24) =892a(25) =1813a(26) =3015a(27) =30562a(28) =349a(29) =31419
External references
- oeis: A364921