Number of sensed planar maps with n edges and without faces or vertices of degree 1.
A006396
Number of sensed planar maps with n edges and without faces or vertices of degree 1.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =2a(4) =4a(5) =10a(6) =36a(7) =132a(8) =616a(9) =3060a(10) =16207a(11) =88990a(12) =503816
External references
- oeis: A006396