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A299294 Number of order ideals of type e^(0)_n. 0
2, 4, 7, 17, 30, 80, 143, 404, 728, 2140, 3876, 11729, 21318, 65952, 120175, 378321, 690690, 2205168, 4032015, 13023324, 23841480, 77761008, 142498692 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..22.

Anthony Zaleski, Doron Zeilberger, On the Intriguing Problem of Counting (n+1,n+2)-Core Partitions into Odd Parts, arXiv:1712.10072 [math.CO], 2017.

CROSSREFS

Sequence in context: A301745 A348449 A026775 * A299102 A027238 A299293

Adjacent sequences: A299291 A299292 A299293 * A299295 A299296 A299297

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Feb 17 2018

STATUS

approved

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Last modified March 3 16:23 EST 2023. Contains 360851 sequences. (Running on oeis4.)