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..101.
Eric Weisstein's World of Mathematics, Circle Lattice Points.
Sequence in context: A104146 A193179 A133705 * A131779 A131775 A218825
Adjacent sequences: A046108 A046109 A046110 * A046112 A046113 A046114
Eric W. Weisstein