Coefficients arising in the enumeration of configurations of linear chains.
A038748
Coefficients arising in the enumeration of configurations of linear chains.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =7a(4) =36a(5) =168a(6) =736a(7) =3151a(8) =13190a(9) =54938a(10) =226597a(11) =934200a(12) =3831219a(13) =15723801a(14) =64313623a(15) =263316219a(16) =1075420890a(17) =4396310382a(18) =17937457304a(19) =73247306563a(20) =298635873550
External references
- oeis: A038748