Table of n, a(n) for n=1..9.
Eric Weisstein's World of Mathematics, Bishop Graph
Eric Weisstein's World of Mathematics, Total Dominating Set
a(n) = A303229(n) * A303230(n). - Andrew Howroyd, Nov 16 2018
Cf. A303230 (black bishop graph).
Cf. A303229 (white bishop graph).
Cf. A304555, A321673.
Sequence in context: A112503 A007160 A195265 * A264876 A023018 A073386
Adjacent sequences: A321671 A321672 A321673 * A321675 A321676 A321677
Eric W. Weisstein, Nov 16 2018
a(7)-a(9) from Andrew Howroyd, Nov 16 2018