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A013234 Expansion of e.g.f. sin(log(x+1) - tan(x)). 0
0, 0, -1, 0, -6, 8, -105, 448, -3780, 29360, -231525, 2498848, -20985426, 271494104, -2503393893, 35568205216, -346194368520, 4969746747488, -41862411119529, 433992302190016, 4063211694577570, -232678981367758168 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,5
LINKS
EXAMPLE
-1/2!*x^2 - 6/4!*x^4 + 8/5!*x^5 - 105/6!*x^6 ...
PROG
(PARI) x = 'x + O('x^30); concat([0, 0], Vec(serlaplace(sin(log(x+1) - tan(x))))) \\ Michel Marcus, Aug 02 2018
CROSSREFS
Sequence in context: A137127 A013241 A013237 * A013240 A161801 A211041
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
EXTENSIONS
a(0)=a(1)=0 inserted and title improved by Sean A. Irvine, Aug 01 2018
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)