Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
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