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A096717
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Numerators of terms in series expansion of arcsin(arctan(x)).
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6
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1, -1, 13, -341, 18649, -177761, 1087433, -4043494549, 1674761567, -284891766539657, 106410874319325461, -48402125366670946877, 26344930021064765797249, -27048608191991004321089, 6237195766537863970288933, -16102066950215127630856787159, 2258820895862623437612519923989
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OFFSET
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0,3
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LINKS
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Table of n, a(n) for n=0..16.
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EXAMPLE
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x-1/6*x^3+13/120*x^5-341/5040*x^7+18649/362880*x^9-177761/4435200*x^11+...
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CROSSREFS
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Cf. A096718, A096664, A096671, A096712, A096716, A045688, A045689, A096719, A096720, A096721, A096722.
Sequence in context: A204195 A041315 A041312 * A125119 A160396 A220636
Adjacent sequences: A096714 A096715 A096716 * A096718 A096719 A096720
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KEYWORD
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sign,frac
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AUTHOR
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N. J. A. Sloane, Aug 15 2004
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STATUS
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approved
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