0,3
Cf. A043096, A000312, A050764, A049329.
Sequence in context: A064628 A188674 A017834 * A051453 A118463 A137929
Adjacent sequences: A050760 A050761 A050762 * A050764 A050765 A050766
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com), Sep 15 1999.