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A087197 Decimal expansion of 1/sqrt(Pi). 5
5, 6, 4, 1, 8, 9, 5, 8, 3, 5, 4, 7, 7, 5, 6, 2, 8, 6, 9, 4, 8, 0, 7, 9, 4, 5, 1, 5, 6, 0, 7, 7, 2, 5, 8, 5, 8, 4, 4, 0, 5, 0, 6, 2, 9, 3, 2, 8, 9, 9, 8, 8, 5, 6, 8, 4, 4, 0, 8, 5, 7, 2, 1, 7, 1, 0, 6, 4, 2, 4, 6, 8, 4, 4, 1, 4, 9, 3, 4, 1, 4, 4, 8, 6, 7, 4, 3, 6, 6, 0, 2, 0, 2, 1, 0, 7, 3, 6, 3, 4, 4, 3, 0, 2, 8 (list; constant; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

Radius of a circle with area 1.

LINKS

Eric Weisstein's World of Mathematics, Inverse Erf

EXAMPLE

0.56418958354775628694...

CROSSREFS

Cf. A086201 A087198 A087199.

Sequence in context: A195709 A099038 A064206 * A019818 A187146 A128632

Adjacent sequences:  A087194 A087195 A087196 * A087198 A087199 A087200

KEYWORD

cons,easy,nonn

AUTHOR

Sven Simon (sven-h.simon(AT)t-online.de), Aug 24 2003

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Last modified February 18 00:14 EST 2012. Contains 206085 sequences.