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A206000 Inverse Euler transform of 2 - A195981. 3
1, 0, 0, 1, 2, 6, 15, 40, 110, 303, 853, 2419, 6950, 20110, 58677, 172267, 508825, 1510472, 4504978, 13491155, 40554394, 122318519, 370075767, 1122830663, 3415591776, 10414918850, 31827804005, 97464863424, 299032201886, 919094334980, 2829593105751, 8724968220133, 26942517476931, 83312297368383 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,5
COMMENTS
The sequence is conjectured to be nonnegative and convex.
LINKS
N. J. A. Sloane, Transforms
A. D. Sokal, The leading root of the partial theta function, arXiv preprint arXiv:1106.1003, 2011. Adv. Math. 229 (2012), no. 5, 2603-2621.
CROSSREFS
Sequence in context: A172399 A001654 A062106 * A316981 A319560 A061322
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 02 2012, Feb 03 2012
STATUS
approved

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Last modified April 21 03:36 EDT 2024. Contains 371850 sequences. (Running on oeis4.)