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%I #3 Mar 30 2012 18:50:53
%S 0,2,4,1,0,1,0,6,8,3,10,2,3,12,2,1,0,14,1,0,16,18,5,20,22,4,24,26,28,
%T 30,5,32,34,4,36,3,38,2,40,42,44,1,0,3,46,2,48
%N Unique m such that A024431(A115406(n)) - A024431(m) = n.
%C A024431(A115406(n)) - A024431(a(n)) = n.
%Y Cf. A115408.
%K nonn
%O 1,2
%A _Reinhard Zumkeller_, Jan 22 2006