%I #8 Dec 19 2022 15:31:49
%S 0,1,64,1,1,64,64,77,64,1,1,64,1,78,14,64,1,1,64,64,64,77,1,1,64,1,78,
%T 1,77,1,1,64,64,64,64,14,1,64,1,78,1,64,14,1,64,64,64,64,1,14,64,1,78,
%U 1,64,1,14,64,64,64,64,1,1,77,1,78,1,64,1,1,77,64,64,64,1,1,64,14,78,1,64
%N Modulo 91 remainders of 6th powers.
%C Periodic with period = 120. - _Harvey P. Dale_, Dec 19 2022
%e Modulo 91, only six distinct 6th-power residues arise:
%e {0,1,14,64,77,78}.
%t Table[Mod[w^6, 91], {w, 0, 90}]
%t PowerMod[Range[0,80],6,91] (* _Harvey P. Dale_, Dec 19 2022 *)
%K easy,fini,full,nonn
%O 0,3
%A _Labos Elemer_, Jul 07 2003