Number of planar polyhexes with n cells with at least two holes, all holes having size at least two.

A038141

Number of planar polyhexes with n cells with at least two holes, all holes having size at least two.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =0a(10) =0a(11) =0a(12) =1a(13) =11a(14) =149a(15) =1618a(16) =15123a(17) =125764

External references