Search: id:A049067
Results 1-1 of 1 results found.

%I A049067
%S A049067 18,44,4,216,34,50,181,68,13,126,125,228,278,256,49,364,82,68,180,575,
%T A049067 202,1033,245,92,403,140,40,520,499,156,872,214,158,1400,221,264,399,
%U A049067 368,317,1157,390,298,648,376,94,594,1155,412,1983,500,133,808,226,122
%N A049067 LaBar's conjecture (steps to return n to 1 after division by 3 and, if 
               needed, multiplication by 2, addition of 1 or 2).
%D A049067 LaBar, School Science and Mathematics, Problem #3929, Dec 1982, vol. 
               82 no 8, page 715.
%D A049067 Enoch Haga, School Science and Mathematics, Nov 1983, vol. 83, no 7, 
               page 628.
%F A049067 f=1\n=n+1:a=n\x=n/3\ (Case 1) if int(x)=x then o=o+1:n=x:s=s+n: if n=1 
               then print s+t+a:e=0:o=0:s=0:t=0:n=a:return to n=n+1\if n<>1 then 
               return to x=n/3\ (Case 2) if int(x)<>x then e=e+1\if f=1 then y=n*2+2:f=0:n=y:t=t+n:else 
               y=n*2+1:f=1\n=y:t=t+n\if n=1 then print s+t+a:return to n=n+1:else 
               return to x=n/3
%e A049067 Beginning at n=1, algorithm produces s+t+a=18
%Y A049067 Cf. A049074.
%Y A049067 Sequence in context: A044095 A044476 A045264 this_sequence A114814 A095739 
               A055577
%Y A049067 Adjacent sequences: A049064 A049065 A049066 this_sequence A049068 A049069 
               A049070
%K A049067 easy,nonn
%O A049067 1,1
%A A049067 Enoch Haga (Enokh(AT)comcast.net)

Search completed in 0.001 seconds