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A013009
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Expansion of e.g.f. log(cos(x) + log(x+1)).
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0
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0, 1, -3, 10, -55, 393, -3485, 36923, -455306, 6408445, -101402557, 1782112451, -34444583072, 726178939315, -16584396680007, 407872396640525, -10747394439586016, 302068718096449161, -9020579413121532169
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OFFSET
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0,3
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LINKS
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EXAMPLE
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x - 3/2!*x^2 + 10/3!*x^3 - 55/4!*x^4 + 393/5!*x^5 ...
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PROG
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(PARI) x = 'x + O('x^30); concat([0], Vec(serlaplace(log(cos(x) + log(x+1))))) \\ Michel Marcus, Jul 30 2018
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CROSSREFS
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KEYWORD
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sign
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AUTHOR
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Patrick Demichel (patrick.demichel(AT)hp.com)
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EXTENSIONS
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STATUS
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approved
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