Square array T(n,m) read by antidiagonals, T(n,m) is the number of (m,n)-parking functions.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =1a(6) =1a(7) =3a(8) =4a(9) =1a(10) =1a(11) =5a(12) =16a(13) =11a(14) =1a(15) =1a(16) =5a(17) =16a(18) =27a(19) =16a(20) =1a(21) =1a(22) =7a(23) =25a(24) =125a(25) =81a(26) =42a(27) =1a(28) =1a(29) =7