OFFSET
1,2
FORMULA
Real root of the equation -2 + 2*x - x^2 + 2*x^3 - 2*x^4 + x^5 - 2*x^6 + x^7 = 0. - Vaclav Kotesovec, Aug 28 2021
EXAMPLE
1.7640468687532034038928500563010585645579163733...
MATHEMATICA
CROSSREFS
KEYWORD
AUTHOR
Clark Kimberling, Jul 14 2017
STATUS
approved