0,2
Cf. A042320.
Sequence in context: A041669 A129720 A041089 this_sequence A050164 A006904 A007084
Adjacent sequences: A042318 A042319 A042320 this_sequence A042322 A042323 A042324
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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