Number of independent vertex sets and vertex covers in the n-triangular honeycomb acute knight graph.

A287204

Number of independent vertex sets and vertex covers in the n-triangular honeycomb acute knight graph.

Terms

    a(0) =2a(1) =8a(2) =27a(3) =144a(4) =1331a(5) =13824a(6) =208575a(7) =4741632a(8) =140608000a(9) =5870657088a(10) =350253538649

External references