A101333 A081254-A072762.

0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 8, 16, 32, 65, 130, 260, 520, 1040, 2080, 4161, 8322, 16644, 33288, 66577, 133154, 266309, 532618, 1065236, 2130472, 4260944

Offset: 0

Author

Jorge Coveiro, Dec 24 2004

Keywords

• nonn

Comments

Very close to 2^n

Extensions

Comments moved to new sequence A195904 by Jeremy Gardiner, Sep 25 2011