Triangle read by rows. Number T(n, k) of partitions of the multiset [1, 1, 2, 2, ..., n, n] into k nonempty submultisets, for 1 <= k <= 2n.
A358710
Triangle read by rows. Number T(n, k) of partitions of the multiset [1, 1, 2, 2, ..., n, n] into k nonempty submultisets, for 1 <= k <= 2n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =3a(6) =1a(7) =1a(8) =13a(9) =26a(10) =19a(11) =6a(12) =1a(13) =1a(14) =40a(15) =183a(16) =259a(17) =163a(18) =55a(19) =10a(20) =1a(21) =1a(22) =121a(23) =1190a(24) =3115a(25) =3373a(26) =1896a(27) =620a(28) =125a(29) =15
External references
- oeis: A358710