A258107 to be proven to be finite by January 1, 2045.

Created by JoshuaZ on 2015-08-10; known on 2045-01-01

• JoshuaZ estimated 55% on 2015-08-10
• JoshuaZ said “See http://oeis.org/A258107” on 2015-08-10
• EloiseRosen estimated 50% on 2015-08-12
• JoshuaZ estimated 49% on 2020-06-12
• Leo estimated 25% on 2021-12-04