A134883 Decimal expansion of Sum_{x>=1} 1/(x^x+1).

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

Offset

0,1

Comments

Constant formed from sum of reversed Sierpinski numbers of first kind A014566.

Links

Table of n, a(n) for n=0..103.

Example

0.7399479434954655122560255307349947820561106657422439628745456519998...

Mathematica

RealDigits[N[Sum[1/(n^n + 1), {n, 1, 150}], 100]][[1]] (* first zero removed *)

Crossrefs

Cf. A014566, A073009, A100085, A134877, A134878, A134879, A134880, A134881, A134882.

Sequence in context: A139340 A195725 A105168 * A201329 A084000 A168197

Adjacent sequences: A134880 A134881 A134882 * A134884 A134885 A134886

Keyword

nonn,cons

Author

Artur Jasinski, Nov 15 2007

Status

approved