0,3
Cf. A042804.
Sequence in context: A020450 A036229 A104337 this_sequence A088639 A162385 A134096
Adjacent sequences: A042802 A042803 A042804 this_sequence A042806 A042807 A042808
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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