A372609 Decimal expansion of (10/9)*log(2).

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

Offset: 0

Author

Paolo Xausa, May 07 2024

Keywords

• nonn
• cons

Examples

			0.77016353395549478824136902384241840897277792706695028235631...
		

Links

• Paolo Xausa, Table of n, a(n) for n = 0..10000
• J. M. Borwein and P. B. Borwein, Strange Series and High Precision Fraud, The American Mathematical Monthly, Vol. 99, No. 7 (1992), pp. 622-640.
• Index entries for transcendental numbers

Crossrefs

Cf. A002162, A193535, A196564, A372585.

Programs

Mathematica

First[RealDigits[10*Log[2]/9, 10, 100]]

PARI

log(2)*10/9 \\ Charles R Greathouse IV, May 18 2024

Formula

Equals Sum_{k >= 1} A196564(k)/(k*(k + 1)). See eq. 2.6 and Sum 13 in Borwein and Borwein (1992), p. 626.

Equals (10/3)*A193535. - Hugo Pfoertner, May 07 2024