Triangle read by rows where T(n,k) is the number of unlabeled simple graphs with n vertices and exactly k endpoints (vertices of degree 1).
A327371
Triangle read by rows where T(n,k) is the number of unlabeled simple graphs with n vertices and exactly k endpoints (vertices of degree 1).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =1a(4) =0a(5) =1a(6) =2a(7) =0a(8) =2a(9) =0a(10) =5a(11) =1a(12) =3a(13) =1a(14) =1a(15) =16a(16) =6a(17) =7a(18) =2a(19) =3a(20) =0a(21) =78a(22) =35a(23) =25a(24) =8a(25) =7a(26) =2a(27) =1a(28) =588a(29) =260
External references
- oeis: A327371