1,1
Cf. A050650, A048568, A050645.
Sequence in context: A128070 A101780 A197632 * A103037 A075528 A101485
Adjacent sequences: A050648 A050649 A050650 * A050652 A050653 A050654
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com), Jul 15 1999.