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".
Ivan Panchenko, Table of n, a(n) for n = 0..1000
Sequence in context: A255888 A060625 A145423 * A190264 A231927 A199076
Adjacent sequences: A019793 A019794 A019795 * A019797 A019798 A019799
N. J. A. Sloane.