OFFSET
0,3
COMMENTS
FORMULA
a(0)= 0, a(1) = 1, for n > 1, a(n) = 2 if n is a Fibonacci number > 1, otherwise a(n) = 2+n-A072649(n) = running count from 3 onward for non-Fibonacci numbers.
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jun 16 2018
STATUS
approved