0,2
Cf. A042522.
Sequence in context: A098791 A041156 A041369 this_sequence A037085 A088478 A088923
Adjacent sequences: A042520 A042521 A042522 this_sequence A042524 A042525 A042526
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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