%I A123868
%S A123868 0,4095,531440,16777215,244140624,2176782335,13841287200,68719476735,
%T A123868 282429536480,999999999999,3138428376720,8916100448255,23298085122480,
%U A123868 56693912375295,129746337890624,281474976710655,582622237229760
%N A123868 n^12 - 1.
%C A123868 a(n) mod 13 = 0 iff n mod 13 > 0; a(A008595(n)) = 12; a(A113763(n)) = 
               0.
%Y A123868 Cf. A024010, A008456, A005563, A123865, A123866, A123867.
%Y A123868 Sequence in context: A038999 A022528 A024010 this_sequence A022194 A069387 
               A069413
%Y A123868 Adjacent sequences: A123865 A123866 A123867 this_sequence A123869 A123870 
               A123871
%K A123868 nonn
%O A123868 1,2
%A A123868 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 16 2006