A154744 Continued fraction for 2^(1/4) - 2^(-1/4), the ordinate of the point of bisection of the arc of the unit lemniscate (x^2 + y^2)^2 = x^2 - y^2 in the first quadrant.

0, 2, 1, 6, 1, 3, 32, 18, 3, 8, 1, 2, 2, 2, 8, 5, 2, 1, 3, 2, 1, 14, 2, 1, 2, 190, 1, 2, 9, 1, 1, 1, 2, 4, 1, 1, 2, 5, 1, 1, 1, 1, 2, 2, 3, 1, 30, 1, 1, 5, 4, 6, 1, 3, 8, 3, 4, 6, 3, 1, 1, 1, 1, 7, 1, 68, 20, 1, 3, 1, 2, 1, 1, 2, 1, 15, 2, 2, 4, 2, 1, 2, 23, 7

Offset: 0

Author

Stuart Clary, Jan 14 2009

Keywords

• nonn
• cofr
• easy

Examples

			2^{1/4} - 2^{-1/4} = 0.348310699749006523686374494327... = [0; 2, 1, 6, 1, 3, 32, 18, 3, 8, 1, 2, 2, ...].
		

Crossrefs

Cf. A154743, A154745 and A154746 for the decimal expansion and the numerators and denominators of the convergents.

Programs

Mathematica

nmax = 1000; ContinuedFraction[ 2^(1/4) - 2^(-1/4), nmax + 1]