Number of (undirected) cycles in the n-triangular honeycomb rook graph.
A289896
Number of (undirected) cycles in the n-triangular honeycomb rook graph.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =8a(4) =45a(5) =242a(6) =1414a(7) =9432a(8) =72246a(9) =628260a(10) =6116319a(11) =65856928a(12) =776628203a(13) =9950798214a(14) =137612550620
External references
- oeis: A289896