A359057 Decimal expansion of 1/(1 - e^(-gamma)).

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

Offset: 1

Author

Omar E. Pol, Dec 14 2022

Keywords

• nonn
• cons

Comments

This constant is mentioned by Andreas Weingartner.

Examples

			2.2802910165143604282867468123251090181102824133274380534504187669076628...
		

Links

• Andreas Weingartner, The number of prime factors of integers with dense divisors, arXiv preprint arXiv:2101.11585 [math.NT], 2021.

Crossrefs

Cf. A001113, A001620, A080130, A174973, A227242.

Programs

Mathematica

RealDigits[1/(1 - Exp[-EulerGamma]), 10, 120][[1]] (* Amiram Eldar, Dec 15 2022 *)

PARI

1/(1-exp(-Euler)) \\ Michel Marcus, Dec 15 2022

Formula

Equals 1/A227242.

Equals 1/(1 - A080130).

Equals 1/(1 - A001113^(-A001620)).

Extensions

More terms from Alois P. Heinz, Dec 14 2022