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A129698 Arises in Patience Sorting and its generalizations. 0
1, 1, 2, 4, 9, 23, 66, 209, 718, 2645, 10373, 43090, 188803, 869191, 4189511 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Arises from a Neumann series, all of whose nonzero entries are positive integers. The matrix is given explicitly on p. 74.

LINKS

Table of n, a(n) for n=1..15.

Isaiah Lankham, Patience Sorting and Its Generalizations, 31 May 2007, p. 75. Comments: Ph.D. dissertation, 108 pages. This dissertation collects together results on Patience Sorting and its generalizations. It incorporates the results of math.CO/0506358, math.CO/0507031 and math.CO/0512122, as well as previously unpublished results.

CROSSREFS

Sequence in context: A245162 A007476 A202552 * A117419 A124461 A026898

Adjacent sequences:  A129695 A129696 A129697 * A129699 A129700 A129701

KEYWORD

nonn

AUTHOR

Jonathan Vos Post, Jun 01 2007

EXTENSIONS

Broken URL replaced by R. J. Mathar, Jul 10 2009

STATUS

approved

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Last modified July 30 02:02 EDT 2014. Contains 245051 sequences.