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Table of n, a(n) for n=0..46.
Cf. A059226, A059274.
Sequence in context: A268950 A141507 A193603 * A082635 A166623 A094510
Adjacent sequences: A059271 A059272 A059273 * A059275 A059276 A059277
N. J. A. Sloane, Jan 24 2001