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Table of n, a(n) for n=1..40.
Cf. A073941, A112088, A072493.
Sequence in context: A088766 A091091 A262161 * A022937 A030742 A048583
Adjacent sequences: A120148 A120149 A120150 * A120152 A120153 A120154
Graeme McRae, Jun 10 2006