1,3
A003821 := proc(n) option remember; if n <= 2 then 1 else (A003821(n-1)^6+1)/A003821(n-2); fi; end;
Sequence in context: A003358 A041511 A002604 this_sequence A055765 A098089 A075809
Adjacent sequences: A003818 A003819 A003820 this_sequence A003822 A003823 A003824
nonn
Waldemar Pompe (pompe(AT)zodiac1.mimuw.edu.pl)
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