Number of (1,1,2,3)-chromatic cubic graphs with 2n nodes.

A275621

Number of (1,1,2,3)-chromatic cubic graphs with 2n nodes.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =7a(4) =38a(5) =182a(6) =1214a(7) =8386a(8) =86448a(9) =1103114

External references