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A090734 Decimal expansion of 4-th Madelung constant (negated). +0
1
1, 8, 3, 9, 3, 9, 9, 0, 8, 4, 0, 4, 5, 0, 4, 7, 0, 6, 6, 2, 4, 7, 3, 0, 5, 4, 7, 9, 5, 6, 7, 2, 3, 0, 4, 7, 6, 4, 2, 2, 7, 8, 3, 5, 9, 4, 8, 1, 7, 7, 3, 0, 5, 7, 9, 1, 6, 7, 9, 7, 8, 6, 7, 7, 5, 7, 2, 8, 1, 8, 2, 5, 2, 6, 4, 3, 7, 3, 3, 5, 2, 2, 8, 4, 1, 5, 8, 7, 4, 1, 3, 3, 9, 6, 6, 0, 3, 7, 7, 6, 0, 2, 9, 3, 6 (list; cons; graph; listen)
OFFSET

0,2

REFERENCES

S. R. Finch, Mathematical Constants, Cambridge, 2003, p. 77

FORMULA

M_4=-8*(5-3*sqrt(2))*zeta(1/2)*zeta(-1/2)=-1.83939908...

CROSSREFS

Cf. A088537, A085469.

Sequence in context: A019938 A058265 A135005 this_sequence A011467 A069610 A069200

Adjacent sequences: A090731 A090732 A090733 this_sequence A090735 A090736 A090737

KEYWORD

cons,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 18 2004

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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