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1,5
Table of n, a(n) for n=1..10.
Sequence in context: A012897 A013079 A222495 * A052684 A213128 A105037
Adjacent sequences: A087931 A087932 A087933 * A087935 A087936 A087937
nonn
Benoit Cloitre, Oct 27 2003
approved