0,2
Tanya Khovanova, Non Recursions
Differs from A004973 for first time at n=2889.
Sequence in context: A031664 A031574 * A004973 A114361 A098476 A164649
Adjacent sequences: A004950 A004951 A004952 * A004954 A004955 A004956
nonn
N. J. A. Sloane (njas(AT)research.att.com).