Number of simplicial 4-clusters with n cells. (Formerly M2679).

A182322

Number of simplicial 4-clusters with n cells. (Formerly M2679).

Terms

    a(0) =1a(1) =1a(2) =1a(3) =3a(4) =7a(5) =30a(6) =131a(7) =795a(8) =5152a(9) =36800a(10) =272093a(11) =2077909a(12) =16176607a(13) =127996683a(14) =1025727646a(15) =8310377720a(16) =67967600763a(17) =560527576100

External references