1,1
Cf. A104535.
Adjacent sequences: A122988 A122989 A122990 this_sequence A122992 A122993 A122994
Sequence in context: A073151 A067298 A077389 this_sequence A125728 A156799 A003278
nonn
Artur Jasinski (grafix(AT)csl.pl), Oct 28 2006
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