Number A(n,k) of n*(k+1)-step k-dimensional nonnegative closed lattice walks starting at the origin and using steps that increment all components or decrement one component by 1; square array A(n,k), n>=0, k>=0, read by antidiagonals.
A340591
Number A(n,k) of n*(k+1)-step k-dimensional nonnegative closed lattice walks starting at the origin and using steps that increment all components or decrement one component by 1; square array A(n,k), n>=0, k>=0, read by antidiagonals.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =2a(8) =2a(9) =1a(10) =1a(11) =6a(12) =16a(13) =5a(14) =1a(15) =1a(16) =24a(17) =288a(18) =192a(19) =14a(20) =1a(21) =1a(22) =120a(23) =9216a(24) =24444a(25) =2816a(26) =42a(27) =1a(28) =1a(29) =720
External references
- oeis: A340591