2,1
a(n)=(1/2)*(A006862(n)+1)
Sequence in context: A136793 A009630 A131043 this_sequence A087335 A094356 A061129
Adjacent sequences: A071551 A071552 A071553 this_sequence A071555 A071556 A071557
easy,nonn
Benoit Cloitre (benoit7848c(AT)orange.fr), May 30 2002
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