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A144623
a(n) = A078822(n) - 1.
3
0, 0, 2, 1, 3, 3, 4, 2, 4, 4, 4, 5, 6, 6, 6, 3, 5, 5, 5, 6, 6, 5, 7, 7, 8, 8, 8, 8, 9, 9, 8, 4, 6, 6, 6, 7, 6, 7, 8, 8, 8, 8, 6, 8, 10, 9, 10, 9, 10, 10, 10, 10, 11, 10, 10, 11, 12, 12, 12, 12, 12, 12, 10, 5, 7, 7, 7, 8, 7, 8, 9, 9, 8, 7, 9, 10, 10, 11, 11, 10, 10, 10, 10, 11, 9, 7, 11, 11, 13, 13
OFFSET
0,3
COMMENTS
Number of distinct binary numbers contained as proper substrings in the binary representation of n.
LINKS
PROG
(Haskell)
a144623 = (subtract 1) . a078822 -- Reinhard Zumkeller, Aug 14 2013
CROSSREFS
Sequence in context: A363625 A057938 A375729 * A340284 A218975 A048619
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jan 18 2009
EXTENSIONS
Extended by Ray Chandler, Mar 13 2010
STATUS
approved