A273128 - OEIS

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A273128

Continued logarithm expansion of Pi.

1, 0, 0, 1, 0, 0, 3, 0, 3, 0, 2, 0, 0, 2, 5, 0, 1, 2, 0, 1, 2, 4, 3, 0, 0, 1, 2, 0, 0, 1, 7, 3, 2, 3, 0, 1, 0, 0, 0, 0, 3, 2, 3, 1, 3, 2, 0, 0, 0, 0, 2, 2, 0, 0, 0, 1, 0, 1, 2, 1, 0, 3, 4, 0, 0, 0, 3, 0, 0, 0, 1, 1, 1, 2, 2, 0, 3, 0, 0, 1, 0, 2, 1, 3, 0, 0, 2, 0

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,7

LINKS

Jinyuan Wang, Table of n, a(n) for n = 1..10000

Jon Borwein, Neil Calkin, Scott Lindstrom, and Andrew Mattingly, Continued logarithms and associated continued fractions, preprint, 2016.

PROG

(PARI) default(realprecision, 10^5); p=Pi;

lista(nn) = {my(c); for(n=1, nn, print1(c=logint(p\1, 2), ", "); p=1/(p/2^c-1)); } \\ Jinyuan Wang, Feb 27 2020

CROSSREFS

Cf. A000796, A001203.

Cf. A273127 (similar for e).