A253214 Decimal expansion of log(640320^3)/sqrt(163), a Ramanujan constant producing 16 correct digits of Pi.

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

Offset: 1

Author

Jean-François Alcover, Dec 29 2014

Keywords

• nonn
• cons
• easy

Examples

			3.141592653589793|0164958886531967237464..., where | shows the position from where the digits differ.
		

Links

• Jonathan M. Borwein, Aesthetics for the Working Mathematician
• Eric Weisstein's MathWorld, Ramanujan Constant
• Index entries for transcendental numbers

Crossrefs

Cf. A000796, A060295.

Programs

Mathematica

RealDigits[Log[640320^3]/Sqrt[163], 10, 104] // First

PARI

log(640320^3)/sqrt(163) \\ Charles R Greathouse IV, Apr 20 2016