A085667 Decimal expansion of e^e^e^e.

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

Offset

1656521,1

Links

Table of n, a(n) for n=1656521..1656619.

J. 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.

Hans Havermann, integer part of e^e^e^e (in blocks of 100 digits) = the first 1656521 terms

Hans Havermann, fractional part of e^e^e^e (in blocks of 100 digits) = an additional 1656521 terms

Example

2.331504399007195462289689911012137666332017428963... * 10^1656520

Mathematica

RealDigits[Exp[Exp[Exp[Exp[1]]]], 10, 120][[1]] (* Harvey P. Dale, Sep 06 2012 *)

Prog

(PARI) exp(exp(exp(exp(1)))) \\ Charles R Greathouse IV, Mar 25 2014

Crossrefs

Cf. A073226, A073227, A073228, A181180, A073232, A202955.

Sequence in context: A323944 A077941 A077990 * A220114 A334362 A035516

Adjacent sequences: A085664 A085665 A085666 * A085668 A085669 A085670

Keyword

cons,nonn

Author

N. J. A. Sloane, Jul 15 2003

Status

approved