A023408 If any power of 2 ends with k 5's and 6's, they must be the first k terms of this sequence in reverse order.

6, 5, 6, 6, 6, 5, 6, 6, 6, 6, 5, 6, 6, 6, 5, 6, 5, 5, 6, 5, 5, 5, 5, 6, 5, 5, 6, 6, 5, 6, 6, 6, 5, 6, 6, 6, 6, 6, 6, 5, 6, 6, 5, 6, 5, 6, 6, 5, 5, 5, 6, 5, 6, 5, 6, 6, 5, 5, 6, 5, 6, 5, 6, 6, 6, 5, 6, 6, 6, 5, 6, 6, 5, 5, 5, 6, 5, 5, 5, 5, 5, 6, 6, 6, 6, 5, 6, 5, 6, 5, 5, 6, 6, 5, 5, 6, 6, 5, 6, 6, 5, 6, 5, 6, 6, 6, 5, 5

Offset

1,1

Links

Ray Chandler, Table of n, a(n) for n = 1..10000

Formula

Conjecture: a(n) + A023402(n) = 9, for n > 1. - J. Lowell, Nov 16 2020

Crossrefs

Cf. A023402.

Sequence in context: A242723 A111718 A106154 * A133616 A019621 A335263

Adjacent sequences: A023405 A023406 A023407 * A023409 A023410 A023411

Keyword

nonn,base

Author

David W. Wilson

Status

approved