login
A011455
Sum 2^Fibonacci(i), i=2..n.
2
2, 6, 14, 46, 302, 8494, 2105646, 17181974830, 36028814200938798, 618970019678718951650500910, 22300745198530623760505737951367313156481326, 13803492693581127574869511746854796103432841704846511061692361604079918
OFFSET
2,1
LINKS
FORMULA
Partial sums of A000301 (first 2 terms skipped). - R. J. Mathar, Apr 26 2007
MATHEMATICA
Accumulate[2^Fibonacci[Range[2, 15]]] (* Harvey P. Dale, May 07 2013 *)
CROSSREFS
Sequence in context: A133155 A297708 A284701 * A188491 A364677 A355093
KEYWORD
nonn,easy
AUTHOR
Bagirath R. Krishnamachari (bagi(AT)miel.mot.com)
EXTENSIONS
Name corrected by T. D. Noe, Mar 03 2011
a(13) from Harvey P. Dale, May 07 2013
STATUS
approved