A201525 - OEIS

A201525

Decimal expansion of least x satisfying 8*x^2 - 1 = sec(x) and 0 < x < Pi.

5, 1, 8, 5, 7, 7, 0, 0, 2, 2, 0, 1, 7, 1, 1, 4, 5, 8, 2, 5, 3, 1, 0, 9, 8, 2, 0, 4, 1, 7, 2, 4, 4, 9, 9, 4, 8, 3, 1, 0, 4, 3, 3, 3, 7, 0, 3, 4, 8, 6, 2, 9, 7, 2, 7, 1, 9, 3, 3, 8, 9, 8, 0, 8, 1, 5, 4, 5, 0, 6, 9, 7, 3, 1, 1, 0, 2, 9, 7, 7, 7, 1, 8, 4, 3, 4, 8, 1, 3, 2, 6, 4, 1, 2, 8, 0, 7, 3, 0

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OFFSET

0,1

COMMENTS

See A201397 for a guide to related sequences. The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=0..98.

EXAMPLE

least: 0.518577002201711458253109820417244...

greatest: 1.5130057374477490977746930540120...

MATHEMATICA

a = 8; c = -1;