0,3
Cf. A042488.
Sequence in context: A041353 A121052 A041823 this_sequence A049860 A010382 A138673
Adjacent sequences: A042486 A042487 A042488 this_sequence A042490 A042491 A042492
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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