A023400 If any power of 2 ends with k 2's and 9's, they must be the first k terms of this sequence in reverse order.

2, 9, 9, 2, 9, 2, 2, 2, 2, 2, 2, 9, 9, 2, 9, 9, 9, 9, 2, 2, 9, 2, 9, 2, 9, 2, 2, 9, 2, 2, 9, 2, 2, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 9, 2, 2, 9, 9, 2, 9, 9, 9, 9, 9, 2, 9, 2, 9, 2, 2, 9, 9, 9, 2, 2, 9, 9, 9, 2, 9, 2, 2, 2, 2, 9, 9, 9, 9, 9, 9, 9, 9, 2, 9, 2, 9, 2, 2, 2, 9, 9, 2, 2, 2, 9, 9, 2, 9, 9, 2, 9, 9, 9, 2, 2, 9, 9

Offset

1,1

Links

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

Crossrefs

Sequence in context: A019702 A201899 A201894 * A153637 A137618 A340866

Adjacent sequences: A023397 A023398 A023399 * A023401 A023402 A023403

Keyword

nonn,base

Author

David W. Wilson

Status

approved