Triangle T(n,k) (n >= 3, k = 1..n-2) read by rows giving number of abstract order types of configurations of n points in n-k dimensions.

A063853

Triangle T(n,k) (n >= 3, k = 1..n-2) read by rows giving number of abstract order types of configurations of n points in n-k dimensions.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =1a(4) =5a(5) =11a(6) =1a(7) =8a(8) =55a(9) =93a(10) =1a(11) =11a(12) =204a(13) =5083a(14) =2121a(15) =1a(16) =15a(17) =705a(18) =505336a(19) =10775236a(20) =122508a(21) =1a(22) =19a(23) =2293

External references