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%I #12 Dec 07 2019 12:18:25
%S 0,2,1,26,46,206,433,2006,739,19034,53857,76562,435349,1357028,
%T 1290286,5539319,1267831,96236090,124187905,993503240,974457118,
%U 4308872543,13550273938,45640072286,176834220634,567385155629,1149926807260,6657548629751,22757999098060
%N a(n) = 8^n mod 3^n.
%o (Sage) [power_mod(8,n,3^n)for n in range(0,29)] # _Zerinvary Lajos_, Nov 28 2009
%o (PARI) a(n) = if (n, lift(Mod(8, 3^n)^n), 0); \\ _Michel Marcus_, Feb 20 2018
%Y Cf. A000244, A001018.
%K nonn
%O 0,2
%A _N. J. A. Sloane_, May 20 2008
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