1,1
Cf. A030698.
Sequence in context: A086704 A163596 A013783 this_sequence A050640 A161354 A003751
Adjacent sequences: A030694 A030695 A030696 this_sequence A030698 A030699 A030700
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com)
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