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Row 3 of A211805; see A211790 for a discussion and guide to related sequences.
Table of n, a(n) for n=1..41.
(See the program at A211805.)
Cf. A211790, A211805.
Sequence in context: A000330 A266783 A266784 * A283591 A238604 A166068
Adjacent sequences: A211801 A211802 A211803 * A211805 A211806 A211807
Clark Kimberling, Apr 22 2012