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1,3

Table of n, a(n) for n=1..36.

For n>=2, a(n)=A000217(n-1).

Cf. A000217

Sequence in context: A130910 A105337 A105338 * A105339 A089594 A253145

Adjacent sequences: A179862 A179863 A179864 * A179866 A179867 A179868

nonn,base

Vladimir Shevelev, Jul 30 2010, Aug 03 2010

Edited by N. J. A. Sloane, Aug 08 2010

approved