OFFSET
1,3
FORMULA
a(p(i)) = 2^(i-1); a(A002808(i)) = 2^(i-1). - David Wasserman, Jan 25 2005
EXAMPLE
a(7) = a(1) + a(2) + a(3) + a(5) = 8.
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jul 02 2003
EXTENSIONS
More terms from David Wasserman, Jan 25 2005
STATUS
approved