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A013162
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Expansion of e.g.f. arcsinh(arctanh(x) + log(x+1)).
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0
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0, 2, -1, -4, 18, 146, -1425, -7592, 210028, 559322, -50827005, 106120692, 17584275654, -154934766198, -8006009893245, 152561646167328, 4407064919207640, -159846661630850958, -2597264235213998553
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OFFSET
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0,2
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LINKS
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EXAMPLE
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2*x - 1/2!*x^2 - 4/3!*x^3 + 18/4!*x^4 + 146/5!*x^5 ...
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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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