1,1
Cf. A161344, A162528, A162787, A162789.
Sequence in context: A023391 A115419 A161639 this_sequence A115842 A067682 A067729
Adjacent sequences: A162785 A162786 A162787 this_sequence A162789 A162790 A162791
easy,more,nonn
Omar E. Pol (info(AT)polprimos.com), Jul 13 2009
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