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A013705 Decimal expansion of 4 sum {k = 1...500,000} (-1)^(k-1)/(2k-1). +0
3
3, 1, 4, 1, 5, 9, 0, 6, 5, 3, 5, 8, 9, 7, 9, 3, 2, 4, 0, 4, 6, 2, 6, 4, 3, 3, 8, 3, 2, 6, 9, 5, 0, 2, 8, 8, 4, 1, 9, 7, 2, 9, 1, 3, 9, 9, 3, 7, 5, 1, 0, 3, 0, 5, 0, 9, 7, 4, 9, 4, 4, 6, 9, 3, 3, 4, 9, 8, 1, 6, 4, 0, 0, 8, 8, 0, 6, 8, 0, 5 (list; cons; graph; listen)
OFFSET

1,1

REFERENCES

J. M. Borwein, P. B. Borwein and K. Dilcher, Pi, Euler numbers, and asymptotic expansions, Amer. Math. Monthly, 96 (1989), 681-687.

LINKS

J. M. Borwein and R. M. Corless, Review of ``An Encyclopedia of Integer Sequences'' by N. J. A. Sloane and Simon Plouffe", SIAM Review, 38 (1996), 333-337.

EXAMPLE

3.1415906535897932404626433832695028841972913993751030509749446933498164008806805...

CROSSREFS

Cf. A000796, A013707, A013706.

Adjacent sequences: A013702 A013703 A013704 this_sequence A013706 A013707 A013708

Sequence in context: A087477 A029212 A035687 this_sequence A087478 A112602 A000796

KEYWORD

cons,nonn

AUTHOR

njas

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Last modified May 11 10:28 EDT 2008. Contains 139662 sequences.


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