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A003031
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Denominators of expansion of Fresnel integral S(z).
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1
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6, 336, 42240, 9676800, 3530096640, 1880240947200, 1377317368627200, 1328346084409344000, 1631723190138961920000, 2487305589722682753024000, 4607255276963246207139840000
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..200
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FORMULA
| (4*n+3) * 2^(2*n+1) * (2*n+1)!.
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MATHEMATICA
| Table[(4n+3)2^(2n+1)(2n+1)!, {n, 0, 10}] (* or *) Denominator[Take[ CoefficientList[ Series[FresnelS[x], {x, 0, 60}], x], {4, -1, 4}]] (* From Harvey P. Dale, Oct 21 2011 *)
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PROG
| (MAGMA) [(4*n+3) * 2^(2*n+1) * Factorial(2*n+1): n in [0..20]]; // Vincenzo Librandi, Oct 23 2011
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CROSSREFS
| Sequence in context: A003742 A135195 A001509 * A144849 A047941 A000409
Adjacent sequences: A003028 A003029 A003030 * A003032 A003033 A003034
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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