A321694 Digits of the 2-adic integer log(-3).

0, 0, 1, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1

Offset

0,1

Comments

Appears to equal A309754 shifted right one place. - R. J. Mathar, Jul 27 2023

Links

Table of n, a(n) for n=0..86.

Wikipedia, p-adic number

Formula

a(n) = (A321691(n+1) - A321691(n))/2^n.

Example

log(-3) = ...01110001100100010100100101110100011110100.

Prog

(PARI) a(n) = lift(log(-3 + O(2^(n+1))))\2^n;

Crossrefs

Cf. A321691, A152228 (log(5)).

Sequence in context: A340373 A043545 A094754 * A262684 A373263 A287382

Adjacent sequences: A321691 A321692 A321693 * A321695 A321696 A321697

Keyword

nonn,base

Author

Jianing Song, Nov 17 2018

Status

approved