1,1
Cf. A030689.
Adjacent sequences: A030685 A030686 A030687 this_sequence A030689 A030690 A030691
Sequence in context: A041498 A104992 A030686 this_sequence A121863 A121864 A080860
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com)
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