Array a(n,m) read by descending antidiagonals giving the number of intervals in a generalized Tamari lattice of m-ballot paths of size n.

A255918

Array a(n,m) read by descending antidiagonals giving the number of intervals in a generalized Tamari lattice of m-ballot paths of size n.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =1a(6) =1a(7) =6a(8) =13a(9) =1a(10) =1a(11) =10a(12) =58a(13) =68a(14) =1a(15) =1a(16) =15a(17) =170a(18) =703a(19) =399a(20) =1a(21) =1a(22) =21a(23) =395a(24) =3685a(25) =9729a(26) =2530a(27) =1a(28) =1a(29) =28

External references