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A085693 Let f(0) = 1, f(1) = 12, f(2) = 223, f(3) = 3334, = f(4) = 44445, f(5) = 555556, etc. Sequence gives concatenation of 0, f(0), f(f(0)), f(f(f(0))), ... 4
0, 1, 1, 2, 1, 2, 2, 2, 3, 1, 2, 2, 2, 3, 2, 2, 3, 2, 2, 3, 3, 3, 3, 4, 1, 2, 2, 2, 3, 2, 2, 3, 2, 2, 3, 3, 3, 3, 4, 2, 2, 3, 2, 2, 3, 3, 3, 3, 4, 2, 2, 3, 2, 2, 3, 3, 3, 3, 4, 3, 3, 3, 4, 3, 3, 3, 4, 3, 3, 3, 4, 4, 4, 4, 4, 5, 1, 2, 2, 2, 3, 2, 2, 3, 2, 2, 3, 3, 3, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,4
LINKS
EXAMPLE
0;
1;
1, 2;
1, 2, 2, 2, 3;
1, 2, 2, 2, 3, 2, 2, 3, 2, 2, 3, 3, 3, 3, 4; ...
For large m, the m-th block is given by A085694.
CROSSREFS
Cf. A085694, A000110, A048993 (the number of occurrences of k in n-th block).
Row maxima of A120698.
Sequence in context: A362746 A131840 A179752 * A067995 A135551 A065531
KEYWORD
nonn,base,easy
AUTHOR
Philippe Deléham, Aug 14 2003; revised Sep 18 2005
EXTENSIONS
Edited by Charles R Greathouse IV, Apr 30 2010
STATUS
approved

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Last modified March 19 02:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)