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Table of n, a(n) for n=0..24.
Cf. A053484, A010842.
Sequence in context: A089278 A213245 A087071 * A160628 A160604 A160616
Adjacent sequences: A053482 A053483 A053484 * A053486 A053487 A053488
N. J. A. Sloane, Jan 15 2000