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A002305 Denominators of coefficients in asymptotic expansion of (2/pi)*Integral_{0..inf} (sin x / x)^n dx.
(Formerly M5106 N2211)
+0
6
1, 20, 1120, 3200, 3942400, 66560000, 10035200000 (list; graph; listen)
OFFSET

0,2

REFERENCES

R. G. Medhurst and J. H. Roberts, Evaluation of the integral I_n(b) = (2/pi)*Integral_{0..inf} (sin x / x)^n cos (bx) dx, Math. Comp., 19 (1965), 113-117.

CROSSREFS

Cf. A002304, A002297, A002298.

Sequence in context: A138915 A006427 A072962 this_sequence A091535 A042745 A036067

Adjacent sequences: A002302 A002303 A002304 this_sequence A002306 A002307 A002308

KEYWORD

nonn,frac,easy

AUTHOR

njas

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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