OFFSET
1,2
COMMENTS
Conjecture: No term is zero.
If n is even, a(n) = 2^n. - Ray G. Opao, Feb 25 2005
EXAMPLE
a(3) = 36 = (5 + 10 + 20) + 1. a(4) = 16 = (1 + 2 + 4 + 8) + 1.
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Mar 25 2004
EXTENSIONS
Corrected and extended by Ray G. Opao, Feb 25 2005
a(11)-a(27) from Donovan Johnson, May 20 2010
a(28)-a(29) from Donovan Johnson, Sep 20 2012
STATUS
approved