%I #6 Nov 06 2013 10:44:23
%S 1,7,2,5
%N Where n appears in A093903.
%C a(n) is the index k such that A093903(k) = n.
%C 5 and 7 do not appear up to position 100000, 6 appears at position 3 and 8 to 21 appear resp. at 673, 10, 25493, 4, 21, 50, 121, 6, 19, 48, 17, 8, 119, 10132.
%e A093903(7) = 2, so a(2) = 7.
%Y Cf. A093903.
%K nonn,more
%O 1,2
%A _Klaus Brockhaus_, Nov 10 2005