A290765 Number of (non-null) connected induced subgraphs in the n X n knight graph.

1, 4, 58, 16790, 10976541, 17934472404, 115038147988542, 3086974276257455630

Offset: 1

Author

Eric W. Weisstein, Aug 10 2017

Keywords

• nonn
• more

Links

• Eric Weisstein's World of Mathematics, Connected Graph
• Eric Weisstein's World of Mathematics, Knight Graph
• Eric Weisstein's World of Mathematics, Vertex-Induced Subgraph

Extensions

a(6)-a(8) from Andrew Howroyd, Aug 15 2017