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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))), ... 3
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

Table of n, a(n) for n=0..89.

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.

Cf. A085694, A000110, A048993 (the number of occurrences of k in n-th block).

Sequence in context: A285797 A131840 A179752 * A067995 A135551 A065531

Adjacent sequences:  A085690 A085691 A085692 * A085694 A085695 A085696

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 February 19 18:31 EST 2018. Contains 299356 sequences. (Running on oeis4.)