This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A138082 #8 Aug 12 2023 01:12:31 %S A138082 15,51,95,140,137,206,428,315,284,7065,568,453,439,1233,1560,887,571 %N A138082 Number of conjugacy classes of subgroups of PSL(3,q) as q runs through the prime powers (A246655). %o A138082 (GAP) List(Filtered([2..50], IsPrimePowerInt), q->Length(ConjugacyClassesSubgroups(PSL(3,q)))); # _Robin Visser_, Aug 10 2023 %o A138082 (Magma) [#Subgroups(PSL(3,q)) : q in [2..50] | IsPrimePower(q)]; // _Robin Visser_, Aug 10 2023 %o A138082 (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 %Y A138082 Cf. A000961, A003807, A138077. %K A138082 nonn,more %O A138082 1,1 %A A138082 _John Cannon_ and _N. J. A. Sloane_, Dec 06 2009 %E A138082 Corrected by _Robin Visser_, Aug 10 2023