1,1
Cf. A030669.
Sequence in context: A100579 A088403 A077495 this_sequence A030678 A028939 A080538
Adjacent sequences: A030665 A030666 A030667 this_sequence A030669 A030670 A030671
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com)
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