1,3
Table of n, a(n) for n=1..5.
Eric Weisstein's World of Mathematics, Matching
Eric Weisstein's World of Mathematics, Maximum Independent Edge Set
Eric Weisstein's World of Mathematics, Mycielski Graph
Sequence in context: A305001 A324092 A208019 * A300135 A221465 A184239
Adjacent sequences: A297526 A297527 A297528 * A297530 A297531 A297532
nonn,more
Eric W. Weisstein, Dec 31 2017
approved