// PiFast, copyright 1999-2001 Xavier Gourdon 
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       *    User constant file definition    *
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Version : 4.0
Constant name : Log2_Sebah3
Comments :
log(2) = 18*arctanh(1/26)-2*arctanh(1/4801)+8*arctanh(1/8749) (Sebah 1997)

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Number of series : 3

Series number 0
Beta : 18
Series type : 2
Z : 1/26

Series number 1
Beta : -2
Series type : 2
Z : 1/4801

Series number 2
Beta : 8
Series type : 2
Z : 1/8749

Approximate value : Log2_Sebah1 = 0.693147180560