A085674 Decimal expansion of log(1 + log(1 + log(1 + log(1 + e)))).

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

Offset

0,1

Links

Table of n, a(n) for n=0..98.

Jens Blanck, Exact real arithmetic systems: results of competition, pp. 389-393 of J. Blanck et al., eds., Computability and Complexity in Analysis (CCA 2000), Lect. Notes Computer Science, Springer-Verlag, 2001; alternative link.

Example

0.47563538953798970875535949531973712232714488431333...

Mathematica

RealDigits[Log[1 + Log[1 + Log[1 + Log[1 + E]]]], 10, 120][[1]] (* Amiram Eldar, Jun 08 2023 *)

Prog

(PARI) log(1 + log(1 + log(1 + log(1 + exp(1))))) \\ Charles R Greathouse IV, Apr 01 2014

Crossrefs

Cf. A085671, A085672, A085673.

Sequence in context: A122165 A086202 A107824 * A200391 A357483 A011092

Adjacent sequences: A085671 A085672 A085673 * A085675 A085676 A085677

Keyword

cons,nonn

Author

N. J. A. Sloane, Jul 15 2003

Status

approved