A195823 Decimal expansion of 8*Pi*5^(1/2).

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

Offset: 2

Author

Omar E. Pol, Feb 01 2012

Keywords

• nonn
• cons

Comments

Equals 4*A212003/Product(Gamma(i/4), i=1..4). - Bruno Berselli, Jan 17 2013

Examples

			56.1985178483258111452509971456391583957320734965376193599177682...
		

Links

• Soon-Yi Kang and Chang Heon Kim, Arithmetic Properties of Traces of Singular Moduli on Congruence Subgroups, arXiv:0904.3777v1, Apr 24 2009, p. 5 (Example 1).
• Index entries for transcendental numbers

Crossrefs

Cf. A000796.

Programs

Mathematica

RealDigits[8*Pi*5^(1/2), 10, 87][[1]] (* Bruno Berselli, Feb 04 2012 *)

PARI

8*Pi*sqrt(5) \\ Charles R Greathouse IV, Oct 01 2022

Extensions

More terms from Bruno Berselli, Feb 04 2012