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a(n) = n^4 mod 44.
0

%I #11 Dec 18 2023 17:41:49

%S 0,1,16,37,36,9,20,25,4,5,12,33,12,5,4,25,20,9,36,37,16,1,0,1,16,37,

%T 36,9,20,25,4,5,12,33,12,5,4,25,20,9,36,37,16,1,0,1,16,37,36,9,20,25,

%U 4,5,12,33,12,5,4,25,20,9,36,37,16,1,0,1,16,37,36,9,20,25,4,5,12,33,12,5,4

%N a(n) = n^4 mod 44.

%H <a href="/index/Rec#order_22">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

%t PowerMod[Range[0,80],4,44] (* _Harvey P. Dale_, Apr 30 2013 *)

%o (PARI) a(n)=n^4%44 \\ _Charles R Greathouse IV_, Apr 06 2016

%K nonn,easy

%O 0,3

%A _N. J. A. Sloane_, May 13 2002