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%I A067678 #14 Feb 17 2021 07:41:36
%S A067678 2,8,12,600,5082,13680,17160,25920,265200,1256640,3591600,23919840,
%T A067678 42923520,351195264,1642291200,12572386944,15043279104
%N A067678 Numbers m such that sigma(4*m+3) = 6*m.
%o A067678 (PARI) isok(m) = sigma(4*m+3) == 6*m; \\ _Michel Marcus_, Feb 17 2021
%Y A067678 Cf. A000203, A067679.
%K A067678 nonn,more
%O A067678 1,1
%A A067678 _Benoit Cloitre_, Feb 04 2002
%E A067678 a(9)-a(17) from _Donovan Johnson_, Feb 01 2009

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