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Donovan Johnson, Table of n, a(n) for n = 1..72
Cf. A007374, A105208, A000010, A097942.
Sequence in context: A085083 A076745 A007374 * A202148 A215825 A177268
Adjacent sequences: A105204 A105205 A105206 * A105208 A105209 A105210
N. J. A. Sloane, Apr 13 2005
More terms from T. D. Noe, Jun 13 2006