OFFSET
0,1
COMMENTS
See A091343.
LINKS
Stanislav Sykora, Table of n, a(n) for n = 0..2000
Wikipedia, Dedekind eta function
FORMULA
eta(I/2) = 2^(1/8)*eta(I) = 2^(1/8)*Gamma(1/4)/(2*Pi^(3/4)) = 2^(1/8)*A091343.
EXAMPLE
0.837755763476598057912365997003212375683061580895139150619745210...
MATHEMATICA
RealDigits[2^(1/8)*Gamma[1/4]/(2*Pi^(3/4)), 10, 120][[1]] (* Vaclav Kotesovec, Oct 04 2014 *)
PROG
(PARI) eta(I/2, 1)
CROSSREFS
KEYWORD
AUTHOR
Stanislav Sykora, Oct 03 2014
STATUS
approved