Array read by descending antidiagonals: A(n,k) is the number of unoriented colorings of the edges of a regular n-dimensional simplex using up to k colors.

A327084

Array read by descending antidiagonals: A(n,k) is the number of unoriented colorings of the edges of a regular n-dimensional simplex using up to k colors.

Terms

    a(0) =1a(1) =2a(2) =1a(3) =3a(4) =4a(5) =1a(6) =4a(7) =10a(8) =11a(9) =1a(10) =5a(11) =20a(12) =66a(13) =34a(14) =1a(15) =6a(16) =35a(17) =276a(18) =792a(19) =156a(20) =1a(21) =7a(22) =56a(23) =900a(24) =10688a(25) =25506a(26) =1044a(27) =1a(28) =8a(29) =84

External references