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A059689 List consisting of all functions from [1,2,3,...,n] into [1,2,3,...,n] for n=1,2,3,... (written out in full) in lexicographic order. 0
1, 1, 1, 1, 2, 2, 1, 2, 2, 1, 1, 1, 1, 1, 2, 1, 1, 3, 1, 2, 1, 1, 2, 2, 1, 2, 3, 1, 3, 1, 1, 3, 2, 1, 3, 3, 2, 1, 1, 2, 1, 2, 2, 1, 3, 2, 2, 1, 2, 2, 2, 2, 2, 3, 2, 3, 1, 2, 3, 2, 2, 3, 3, 3, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

Includes every finite sequence of positive integers. - Franklin T. Adams-Watters, Jan 26 2006

LINKS

Table of n, a(n) for n=1..66.

EXAMPLE

For n=1 there is one function, 1. For n=2 there are 4 such functions and ordering these lexicographically we get (1,1), (1,2), (2,1), (2,2). Thus the sequence begins 1; (1,1), (1,2), (2,1), (2,2); ...

CROSSREFS

A030298.

Sequence in context: A125916 A283468 A100244 * A334904 A165018 A131837

Adjacent sequences:  A059686 A059687 A059688 * A059690 A059691 A059692

KEYWORD

nonn

AUTHOR

Avi Peretz (njk(AT)netvision.net.il), Feb 06 2001

STATUS

approved

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Last modified July 27 15:49 EDT 2021. Contains 346308 sequences. (Running on oeis4.)