A091133 - OEIS (original) (raw)

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

COMMENTS

Average length of the 3rd increasing run in a random permutation of n integers as n->Infinity.

LINKS

Eric Weisstein's World of Mathematics, Permutation

EXAMPLE

(3*e)/2 - 3*e^2 + e^3 = 1.99579136...

MATHEMATICA

RealDigits[(3E)/2-3 E^2+E^3, 10, 120][[1]] (* Harvey P. Dale, Apr 06 2013 *)