Consider the family of multigraphs enriched by the species of cycles. Sequence gives the triangle read by rows giving coefficients of polynomials arising from enumeration of those multigraphs on n edges.
A098283
Consider the family of multigraphs enriched by the species of cycles. Sequence gives the triangle read by rows giving coefficients of polynomials arising from enumeration of those multigraphs on n edges.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =4a(7) =7a(8) =3a(9) =1a(10) =6a(11) =17a(12) =50a(13) =47a(14) =25a(15) =6a(16) =1a(17) =24a(18) =85a(19) =370a(20) =617a(21) =526a(22) =235a(23) =65a(24) =10a(25) =1a(26) =120a(27) =499a(28) =2929a(29) =7700
External references
- oeis: A098283