Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 4500 articles have referenced us, often saying "we would not have discovered this result without the OEIS".
Table of n, a(n) for n=0..52.
Sequence in context: A035659 A008282 A074765 * A152432 A057591 A024405
Adjacent sequences: A029042 A029043 A029044 * A029046 A029047 A029048
N. J. A. Sloane.