A036462 Conjecturally, a power of 2 written in base 3 cannot have this many 0's.

115, 124, 139, 243, 367, 445, 783, 914, 958, 1095, 1112, 1200, 1239, 1312, 1487, 1752, 1902, 2013, 2504, 2583, 2620, 2697, 2725, 2754, 2881, 3015, 3365, 3443, 3612, 3673, 3980, 3984, 4002, 4105, 4184, 4212, 4315, 4343, 4394, 4477, 4516, 4862, 4918, 5100

Offset: 1

Author

David W. Wilson

Keywords

• base
• nonn

Comments

Conjecture 1: Sequence A104320 never obtains the values in this sequence, so A104321(a(n)) is undefined. Conjecture 2: This sequence is infinite. - David W. Wilson, Oct 21 2016, edited by Antti Karttunen, Oct 29 2016

Crossrefs

Cf. A036463, A104320, A104321.