A347423 Decimal expansion of 2*sqrt(2 log 2).

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

Offset: 1

Author

Charles R Greathouse IV, Aug 31 2021

Keywords

• nonn
• cons

Comments

Full width at half maximum of the normal distribution.

Examples

			2.35482004503094938202313865291939927549477137877164107704505151300005317709....
		

Links

• Index entries for transcendental numbers

Crossrefs

Cf. A257872 (squared), A010466*A346713.

Programs

Mathematica

RealDigits[2*Sqrt[2*Log[2]], 10, 100][[1]] (* Amiram Eldar, Sep 01 2021 *)

PARI

log(256)^.5