Number A(n,k) of lattice paths starting at {n}^k and ending when k or any component equals 0, using steps that decrement one or more components by one; square array A(n,k), n>=0, k>=0, read by antidiagonals.
A263159
Number A(n,k) of lattice paths starting at {n}^k and ending when k or any component equals 0, using steps that decrement one or more components by one; 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) =3a(8) =1a(9) =1a(10) =1a(11) =7a(12) =13a(13) =1a(14) =1a(15) =1a(16) =15a(17) =157a(18) =63a(19) =1a(20) =1a(21) =1a(22) =31a(23) =2101a(24) =5419a(25) =321a(26) =1a(27) =1a(28) =1a(29) =63
External references
- oeis: A263159