Search: id:A049955 Results 1-1 of 1 results found. %I A049955 %S A049955 1,2,2,7,19,33,71,168,471,776,1557,3140,6415,13438,29240,68778,192896, %T A049955 317016,634037,1268100,2536335,5073278,10148920,20308138,40671616, %U A049955 81591470,164134024,332073226,679381312,1420045956,3090573668 %N A049955 a(n)=a(1)+a(2)+...+a(n-1)+a(m), where m=2n-2-2^(p+1) and 2^p