Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.
Table of n, a(n) for n=0..32.
Cf. A051634, A054800-A054840.
Sequence in context: A209966 A031935 A137873 * A123107 A105000 A094377
Adjacent sequences: A054811 A054812 A054813 * A054815 A054816 A054817
Henry Bottomley, Apr 10 2000