A364770 - OEIS

%I #5 Aug 06 2023 08:18:02

%S 1,14,78,306,620,1092,2394,5808,7164,8680,14630,23868,28548,33516,

%T 48360

%N Number of conjugacy classes in the group GL(4,Z_n).

%F For a prime p : a(p) = p*(p^3 - 1).

%o (Magma) [Nclasses(GeneralLinearGroup(4, ResidueClassRing(n))) : n in [2..15]];

%Y Cf. A062354, A086768.

%K nonn,more

%O 1,2

%A _Robin Visser_, Aug 06 2023