OFFSET
1,2
EXAMPLE
25 in binary is 11001, which has two 0's. Since 25 = 5^2, with an exponent of 2, then 25 is included in this sequence.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Leroy Quet, Jun 19 2009
EXTENSIONS
More terms from Sean A. Irvine, Mar 14 2010
STATUS
approved