Number of graphs (with n vertices) admitting a strictly matched involution.

A363771

Number of graphs (with n vertices) admitting a strictly matched involution.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =4a(5) =9a(6) =21a(7) =65a(8) =240a(9) =1128a(10) =6764a(11) =53971

External references