0,1
Cf. A033921.
Sequence in context: A179832 A047616 A045221 * A051220 A102785 A127493
Adjacent sequences: A046284 A046285 A046286 * A046288 A046289 A046290
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1998.