%I #15 Mar 14 2017 00:26:12
%S 0,-1,0,-1,0,0,0,-1,0,0,2,0,1,0,0,-1,0,0,1,0,0,2,3,0,0,2,0,0,2,0,0,-1,
%T 0,0,2,0,2,2,4,4,6,0,1,4,3,6,5,0,0,2,2,4,4,0,6,2,2,2,4,0,1,0,0,-1,0,0,
%U 1,0,4,4,1,0,3,2,3,4,5,8,2,0,4,10,6,0,8,6,10,4
%N Remainder when n is divided by A004074(n), or -1 if A004074(n) = 0.
%H Altug Alkan, <a href="/A283497/b283497.txt">Table of n, a(n) for n = 1..10000</a>
%H Altug Alkan, <a href="/A283497/a283497.png">Illustration of A283497</a>
%F a(2^n) = -1 for n > 0.
%e a(11) = 2 because remainder when 11 is divided by A004074(11) = 3 is 2.
%Y Cf. A004001, A004074.
%K sign
%O 1,11
%A _Altug Alkan_, Mar 11 2017
|