1,2
Sequence in context: A141774 A141349 A018427 this_sequence A167143 A136732 A108239
Adjacent sequences: A154603 A154604 A154605 this_sequence A154607 A154608 A154609
nonn,uned,obsc
Nishant Doshi (doshinikki2004(AT)gmail.com), Jan 13 2009
This sequence needs a better definition. - N. J. A. Sloane, Jan 14 2009
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