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A078825
Sum of distinct binary numbers contained as substrings in binary, circular formed representation of n and not longer than n.
2
0, 1, 3, 4, 7, 17, 17, 11, 15, 37, 18, 62, 37, 62, 62, 26, 31, 77, 69, 130, 69, 120, 120, 186, 77, 130, 120, 186, 130, 186, 186, 57, 63, 157, 141, 266, 70, 249, 249, 382, 141, 249, 81, 371, 249, 189, 371, 501, 157, 266, 249, 382, 249, 371, 189, 501, 266, 382
OFFSET
0,3
COMMENTS
a(2^k-1)=2^(k+1)-(k+2); a(2^k)=2^(k+1)-1;
for k>0: a(2^k+1)=a(3*2^(k-1))=2^(k+1);
a(2^k-1)=A078823(2^k-1), a(2^k)=A078823(2^k).
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Dec 08 2002
STATUS
approved