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A134877
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Decimal expansion of Sum (1/(x!!)^(x!!) {x,1,Inifinty}.
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6
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1, 2, 8, 7, 0, 3, 7, 0, 9, 6, 6, 4, 1, 6, 8, 1, 8, 1, 4, 7, 1, 1, 3, 2, 0, 2, 9, 7, 5, 5, 8, 2, 0, 4, 2, 5, 9, 0, 4, 2, 1, 6, 9, 5, 5, 3, 4, 0, 2, 2, 2, 0, 8, 1, 0, 2, 6, 7, 9, 8, 7, 6, 5, 9, 2, 6, 9, 0, 9, 9, 7, 3, 0, 0, 3, 5, 1, 8, 6, 6, 5, 4, 1, 9, 3, 0, 7, 3, 6, 8, 0, 1, 0, 8, 8, 0, 8, 3, 9, 3, 7, 7, 8, 7, 5
(list; constant; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| Sum (1/(x!!)^(x!!) {x,1,Inifinty} = 1.2870370966416818147113202975582042590421695534022208102679876592690997300351...
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MATHEMATICA
| RealDigits[N[Sum[1/n^n, {n, 1, 100}], 200]][[1]]
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CROSSREFS
| Cf. A073009, A100085.
Sequence in context: A009214 A021781 A130820 * A085298 A011060 A195367
Adjacent sequences: A134874 A134875 A134876 * A134878 A134879 A134880
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KEYWORD
| nonn,cons
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AUTHOR
| Artur Jasinski (grafix(AT)csl.pl), Nov 14 2007
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