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A045689
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Denominators of expansion of tan(sin(x)) - sin(tan(x)).
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11
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1, 1, 1, 30, 756, 75600, 7392, 54486432000, 4358914560, 1905468364800, 7602818775552000, 6690480522485760000, 4616431560515174400000, 226851446883715670016000000, 127036810254880775208960000, 2210440498434925488635904000000, 646080179971122507107008512000000
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OFFSET
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0,4
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REFERENCES
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V. I. Arnold, Huygens and Barrow, Newton and Hooke, Birkhäuser, Basel, 1990.
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LINKS
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EXAMPLE
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1/30*x^7 + 29/756*x^9 + 1913/75600*x^11 + O(x^12).
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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