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Table of n, a(n) for n=0..30.
Cf. A045918, A047842.
Sequence in context: A295191 A295184 A295186 * A113602 A097846 A246222
Adjacent sequences: A097598 A097599 A097600 * A097602 A097603 A097604
Odimar Fabeny, Aug 29 2004