A138082 Number of conjugacy classes of subgroups of PSL(3,q) as q runs through the prime powers (A246655).

15, 51, 95, 140, 137, 206, 428, 315, 284, 7065, 568, 453, 439, 1233, 1560, 887, 571

Offset

1,1

Links

Table of n, a(n) for n=1..17.

Prog

(GAP) List(Filtered([2..50], IsPrimePowerInt), q->Length(ConjugacyClassesSubgroups(PSL(3, q))));  # Robin Visser, Aug 10 2023
(Magma) [#Subgroups(PSL(3, q)) : q in [2..50] | IsPrimePower(q)];  // Robin Visser, Aug 10 2023
(Sage) [len(PSL(3, q).conjugacy_classes_subgroups()) for q in range(2, 50) if Integer(q).is_prime_power()]  # Robin Visser, Aug 10 2023

Crossrefs

Cf. A000961, A003807, A138077.

Sequence in context: A334530 A044117 A044498 * A002602 A098831 A265039

Adjacent sequences: A138079 A138080 A138081 * A138083 A138084 A138085

Keyword

nonn,more

Author

John Cannon and N. J. A. Sloane, Dec 06 2009

Extensions

Corrected by Robin Visser, Aug 10 2023

Status

approved