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=1..30.
Sequence in context: A129330 A045950 A226796 * A055586 A054489 A219580
Adjacent sequences: A060998 A060999 A061000 * A061002 A061003 A061004
N. J. A. Sloane, May 15 2001