0,1
Cf. A042203.
Sequence in context: A097780 A068180 A009969 this_sequence A152256 A153111 A097194
Adjacent sequences: A042199 A042200 A042201 this_sequence A042203 A042204 A042205
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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