0,5
See A000045 for the Fibonacci numbers.
Sequence in context: A023438 A117760 A111917 this_sequence A121343 A023439 A147660
Adjacent sequences: A013983 A013984 A013985 this_sequence A013987 A013988 A013989
nonn
N. J. A. Sloane (njas(AT)research.att.com).
Search completed in 0.002 seconds