0,3
Cf. A041724.
Sequence in context: A154596 A066382 A139387 this_sequence A077544 A087480 A060059
Adjacent sequences: A041722 A041723 A041724 this_sequence A041726 A041727 A041728
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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