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A211113 Decimal expansion of -zeta(-1/2). 1
2, 0, 7, 8, 8, 6, 2, 2, 4, 9, 7, 7, 3, 5, 4, 5, 6, 6, 0, 1, 7, 3, 0, 6, 7, 2, 5, 3, 9, 7, 0, 4, 9, 3, 0, 2, 2, 2, 6, 2, 6, 8, 5, 3, 1, 2, 8, 7, 6, 7, 2, 5, 3, 7, 6, 1, 0, 1, 1, 3, 5, 5, 7, 1, 0, 6, 1, 4, 7, 2, 9, 1, 9, 3, 2, 2, 9, 2, 3, 4, 0, 4, 8, 7, 5, 4, 3, 2, 6, 6, 9, 4, 0, 7, 3, 3, 2, 1, 5, 6, 4, 3, 1, 0, 9, 9, 7, 5, 6 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

zeta(-1/2) = -zeta(3/2)/(4*Pi); zeta(3/2) being A078434.

LINKS

Table of n, a(n) for n=0..108.

Wikipedia, Riemann zeta function

EXAMPLE

0.207886224977354566017306725397049302226...

PROG

(PARI) -zeta(-1/2) \\ Charles R Greathouse IV, May 18 2012

CROSSREFS

Cf. A059750, A078434.

Sequence in context: A256293 A272002 A049006 * A011389 A021485 A019821

Adjacent sequences:  A211110 A211111 A211112 * A211114 A211115 A211116

KEYWORD

nonn,cons,easy

AUTHOR

Stanislav Sykora, May 17 2012

STATUS

approved

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Last modified March 27 02:08 EDT 2017. Contains 284143 sequences.