A186519 - OEIS

%I #4 Mar 30 2012 18:53:10

%S 1,1,1,2,1,2,3,3,3,4,5,4,4,8,5,7,8,7,10,10,7,12,9,12,6,12,12,10,16,14,

%T 13,12,15,13,18,17,13,19,14,16,16,16,19,19,20,19,17,23,15,21,28,20,18,

%U 22,24,22,21,26,27,23,22,29,33,21,32,31,33,32,27,39,27,31,29,33,33,32,41,35,27,45,28,37,40,28,36,35,41,30,33,40,45,42,32,41,42,39,45,38,44,48,44,46,49,48,56,45,51,50,49,44,51,50,46,45,58,53,42,45,52,50,62,51,55,50,56,52,62,52,60,53,68,53,57,63

%N Row sums of A186518.

%C a(n) mod 2 = A008930 mod 2.

%K nonn

%O 1,4

%A _Mats Granvik_, Feb 23 2011