login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A095436
a(n) = 21 written in base n.
0
111111111111111111111, 10101, 210, 111, 41, 33, 30, 25, 23, 21
OFFSET
1,1
COMMENTS
The next term contains a non-decimal digit.
CROSSREFS
Sequence in context: A135955 A104840 A290156 * A247262 A046061 A181790
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 04 2004
STATUS
approved