Triangle read by rows: T(n,k) is the number of noncrossing caterpillars with n edges and diameter k, 0 <= k <= n.

A361357

Triangle read by rows: T(n,k) is the number of noncrossing caterpillars with n edges and diameter k, 0 <= k <= n.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =0a(4) =0a(5) =3a(6) =0a(7) =0a(8) =4a(9) =8a(10) =0a(11) =0a(12) =5a(13) =30a(14) =20a(15) =0a(16) =0a(17) =6a(18) =75a(19) =144a(20) =48a(21) =0a(22) =0a(23) =7a(24) =154a(25) =595a(26) =504a(27) =112a(28) =0a(29) =0

External references