A378909 Decimal expansion of 1/sqrt(tanh(1)).

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

Offset

1,3

References

Steven R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, 2003, Section 3.6.5, p. 223.

Links

Table of n, a(n) for n=1..100.

Index entries for transcendental numbers

Formula

Equals sqrt(A073747). - Hugo Pfoertner, Dec 10 2024

Example

1.145877517669027008315306752403764242145795236598...

Mathematica

RealDigits[1/Sqrt[Tanh[1]], 10, 100][[1]]

Crossrefs

Cf. A073744, A073747.

Sequence in context: A372788 A021222 A132023 * A107758 A104883 A154885

Adjacent sequences: A378901 A378902 A378903 * A378910 A378911 A378912

Keyword

nonn,cons,new

Author

Stefano Spezia, Dec 10 2024

Status

approved