%I #10 Nov 05 2016 07:26:02
%S 1,1,2,1,3,2,1,1,2,3,1,2,1,1,4,1,5,2,1,3,1,1,2,2,1,1,3,1,2,4,1,1,2,5,
%T 1,2,1,1,3,3,1,1,2,1,4,2,1,2,1,1,6,1,2,3,1,1,3,2,1,4,1,1,2,1,3,2,1,5,
%U 1,1,2,2,1,1,4,1,2,3,1,3,1,1,2,1,7,2,1,1,2,4,1,2,1,1,3,2,1,1,3,1,2,6,1,1,4,2,1,3,1,1,2,1,2,3,1,2,1,1,5,4
%N Index of the column where n is located in array A277820: a(n) = 1 + A268389(n).
%C Ordinal transform of A268671.
%H Antti Karttunen, <a href="/A277818/b277818.txt">Table of n, a(n) for n = 1..16384</a>
%H <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a>
%H <a href="/index/Ge#GF2X">Index entries for sequences operating on polynomials in ring GF(2)[X]</a>
%F a(n) = 1 + A268389(n).
%o (Scheme) (define (A277818 n) (+ 1 (A268389 n)))
%Y One more than A268389.
%Y Cf. A277820.
%Y Cf. A268671 for the other index, also A277822.
%K nonn,base
%O 1,3
%A _Antti Karttunen_, Nov 02 2016