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Table of n, a(n) for n=1..26.
a(n) >= A006516(n-1). - R. J. Mathar, Apr 04 2012
Cf. A004125, A120444.
Sequence in context: A200468 A200250 A207099 * A014347 A200053 A164545
Adjacent sequences: A055061 A055062 A055063 * A055065 A055066 A055067
David W. Wilson, Jun 12 2000