0,2
Cf. A023052, A003321, A046074.
Adjacent sequences: A046758 A046759 A046760 this_sequence A046762 A046763 A046764
Sequence in context: A136238 A113394 A051231 this_sequence A019876 A098875 A096388
base,nonn,nice
David W. Wilson (davidwwilson(AT)comcast.net)
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