Square array T(n, k) (n>=1, k>=1) read by antidiagonals upwards. T(n, k) is the number of partitions of the set [n] into lists of k noncrossing sets.
A348702
Square array T(n, k) (n>=1, k>=1) read by antidiagonals upwards. T(n, k) is the number of partitions of the set [n] into lists of k noncrossing sets.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =4a(5) =3a(6) =1a(7) =8a(8) =9a(9) =4a(10) =1a(11) =14a(12) =27a(13) =16a(14) =5a(15) =1a(16) =22a(17) =75a(18) =64a(19) =25a(20) =6a(21) =1a(22) =32a(23) =183a(24) =244a(25) =125a(26) =36a(27) =7a(28) =1a(29) =44
External references
- oeis: A348702