A382778 Decimal expansion of 6*log(3)/(3*log(3) - 3).

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

Offset: 2

Author

Stefano Spezia, May 11 2025

Keywords

• nonn
• cons

Comments

Upper bound for the irrationality measure of 3-adic analog of zeta(3) (see Lai et al., 2025 at p. 3).

Examples

			22.2814479514943215603962067415858532334689249078...
		

Links

• Li Lai, Johannes Sprang, and Wadim Zudilin, A note on the irrationality of zeta_2(5), arXiv:2505.05005 [math.NT], 2025.
• Eric Weisstein's World of Mathematics, Irrationality Measure.
• Wikipedia, Irrationality measure.

Crossrefs

Cf. A002391, A016650, A382497, A383822, A383824.

Programs

Mathematica

RealDigits[6Log[3]/(3Log[3]-3),10,100][[1]]