0,1
Cf. A057726.
Adjacent sequences: A057724 A057725 A057726 this_sequence A057728 A057729 A057730
Sequence in context: A002359 A090518 A057726 this_sequence A128454 A120778 A042761
easy,nonn
G. L. Honaker, Jr. (honak3r(AT)bvunet.net), Oct 28 2000
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