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A005006 Davenport-Schinzel numbers of degree n on 5 symbols.
(Formerly M3785)
1
1, 5, 9, 17, 22, 34, 41, 53, 61, 73 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

R. K. Guy, Unsolved Problems in Number Theory, E20.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

R. G. Stanton and P. H. Dirksen, Davenport-Schinzel sequences, Ars. Combin., 1 (1976), 43-51.

LINKS

Table of n, a(n) for n=1..10.

R. G. Stanton and P. H. Dirksen, Davenport-Schinzel sequences, Ars. Combin., 1 (1976), 43-51. [Annotated scanned copy]

R. G. Stanton and P. H. Dirksen, Davenport-Schinzel sequences, Ars. Combin., 1 (1976), 43-51. [Annotated scanned copy, different annotations from one above]

CROSSREFS

A row of the array in A259874.

Sequence in context: A216877 A268756 A095725 * A276194 A157970 A054278

Adjacent sequences:  A005003 A005004 A005005 * A005007 A005008 A005009

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Title improved by Sean A. Irvine, Feb 19 2016

STATUS

approved

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Last modified November 22 16:25 EST 2019. Contains 329396 sequences. (Running on oeis4.)