A337068 - OEIS

A337068

a(n) is the least number of repetitions such that the result of the repeated execution of the division f <- f/n started at f=1 produces 0, when the division is performed using Commodore BASIC.

129, 81, 65, 56, 50, 46, 43, 41, 39, 38, 36, 35, 34, 33, 33, 32, 31, 31, 30, 30, 29, 29, 28, 28, 28, 27, 27, 27, 27, 26, 26, 26, 26, 25, 25, 25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22

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

OFFSET

2,1

COMMENTS

A floating point number in Commodore BASIC has five bytes: one bit for the sign, 31 bits for the mantissa, eight bits for the exponent.

LINKS

Table of n, a(n) for n=2..67.

C64 Wiki, Floating point arithmetic

Markus Sigg, Screenshot of the program running on a PET 2001 emulated with MAME.

Wikipedia, Commodore BASIC

PROG

(BASIC)