A051482 Run lengths in binary expansion of e.

1, 1, 1, 1, 2, 1, 6, 4, 1, 1, 1, 1, 1, 3, 1, 1, 2, 3, 1, 1, 1, 3, 1, 1, 1, 1, 3, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 6, 1, 3, 3, 1, 1, 1, 1, 2, 3, 1, 7, 1, 2, 3, 2, 4, 1, 1, 2, 4, 2, 4, 3, 3, 1, 2, 3, 1, 1, 3, 2, 3, 3, 1, 1, 2, 5, 4, 2, 3, 3, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 1, 1, 2

Offset

1,5

Links

Table of n, a(n) for n=1..105.

Example

The binary expansion of e is: 1 0. 1 0 11 0 111111 0000 1 ...

Mathematica

Length/@Split[RealDigits[E, 2, 200][[1]]] (* Harvey P. Dale, Nov 15 2018 *)

Crossrefs

A004593.

Sequence in context: A217646 A133166 A293409 * A349573 A378413 A208923

Adjacent sequences: A051479 A051480 A051481 * A051483 A051484 A051485

Keyword

base,nonn

Author

H. Tracy Hall (hthall(AT)math.berkeley.edu)

Status

approved