1,1
Sequence in context: A074562 A130744 A009124 this_sequence A099952 A074555 A137644
Adjacent sequences: A067676 A067677 A067678 this_sequence A067680 A067681 A067682
nonn
Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 04 2002
a(8)-a(9) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Feb 01 2009
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