A323484 Minimal number of steps to reach 5*n from 5 using "Choix de Bruxelles" version 2 (cf. A323460).

0, 1, 11, 2, 11, 12, 8, 3, 10, 12, 9, 11, 7, 9, 10, 4, 9, 10, 10, 13, 10, 10, 7, 10, 8, 6, 9, 9, 9, 9, 8, 5, 10, 8, 11, 9, 10, 9, 11, 14, 11, 11, 8, 10, 8, 7, 10, 9, 9, 9, 9, 6, 9, 9, 11, 8, 9, 10, 10, 10, 9, 7, 12, 6, 11, 11, 11, 7, 11, 12, 10, 10, 11, 10, 13

Offset: 1

Author

Rémy Sigrist, Jan 16 2019

Keywords

• nonn
• base

Comments

This is equally the minimal number of steps to reach 5*n from 5 using "Choix de Bruxelles" version 1 (cf. A323286). - N. J. A. Sloane, Jan 24 2019

The sequence is well defined as we can reach any multiple of 5 starting from 5.

Links

• Rémy Sigrist, Table of n, a(n) for n = 1..10000
• Eric Angelini, Lars Blomberg, Charlie Neder, Remy Sigrist, and N. J. A. Sloane, "Choix de Bruxelles": A New Operation on Positive Integers, arXiv:1902.01444, Feb 2019; Fib. Quart. 57:3 (2019), 195-200.
• Eric Angelini, Lars Blomberg, Charlie Neder, Remy Sigrist, and N. J. A. Sloane,, "Choix de Bruxelles": A New Operation on Positive Integers, Local copy.
• Brady Haran and N. J. A. Sloane, The Brussels Choice, Numberphile video (2020)

Crossrefs

Cf. A323286, A323454, A323460, A323464.