Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #6 Dec 29 2015 03:09:36
%S 1,2,1,3,1,2,1,4,1,2,1,3,1,2,1,5,1,2,1,3,1,2,1,4,1,2,1,3,1,2,1,7,1,2,
%T 1,3,1,2,1,4,1,2,1,3,1,2,1,5,1,2,1,3,1,2,1,4,1,2,1,3,1,2,1,6,1,2,1,3,
%U 1,2,1,4,1,2,1,3,1,2,1,5,1,2,1,3,1,2,1,4,1,2,1,3,1,2,1,7,1,2,1,3,1,2,1,5,1,2,1,3,1,2,1,5,1,2,1,3,1,2,1,4,1,2,1,3,1,2,1,4
%N One-based row index to A265345.
%H Antti Karttunen, <a href="/A265331/b265331.txt">Table of n, a(n) for n = 1..19683</a>
%F a(n) = A001511(A263273(n)).
%F a(2n+1) = 1, a(2n) = 1 + a(A265352(n)).
%o (Scheme)
%o (definec (A265331 n) (if (odd? n) 1 (+ 1 (A265331 (A265352 (/ n 2))))))
%Y One more than A265330.
%Y Cf. A007088, A007089, A263273, A265345, A265352.
%Y Cf. A265911 (corresponding other index).
%Y Differs from A001511 for the first time at n=32, where a(32) = 7, while A001511(32) = 6.
%K nonn,base
%O 1,2
%A _Antti Karttunen_, Dec 18 2015