OFFSET
0,1
COMMENTS
LINKS
Stanislav Sykora, Table of n, a(n) for n = 0..2000
S. Sykora, PARI/GP scripts for optimization tasks
Eric Weisstein's World of Mathematics, Dedekind Eta Function
Wikipedia, Dedekind eta function
FORMULA
eta(A097078*i).
EXAMPLE
0.83820603199292055969141859734909695266696717102845568380...
MATHEMATICA
FindMinimum[ 1 / DedekindEta[x*I], {x, .5235}, AccuracyGoal -> 100, MaxIterations -> 1000, WorkingPrecision -> 100] (* Ed Pegg Jr, Jul 29 2004 *)
FindMaximum[q^(1/12)*QPochhammer[q^2], {q, 1/5}, WorkingPrecision -> 100][[1]] // RealDigits // First (* Jean-François Alcover, Mar 14 2016 *)
PROG
(PARI) /* Click on cons keyword link of A097078 to copy x value */ x= {value copied above} eta(x*I, 1) /* Note: nonzero flag (1 here) must be used */
(PARI) See the link. - Stanislav Sykora, Oct 25 2014
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Rick L. Shepherd, Jul 24 2004
EXTENSIONS
Edited by Robert G. Wilson v, Jul 29 2004
STATUS
approved