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A204057 Triangle derived from an array of f(x), Narayana polynomials.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 1
7 1
8 3
9 5
10 1
11 1
12 4
13 11
14 14
15 1
16 1
17 5
18 19
19 45
20 42
21 1
22 1
23 6
24 29
25 100
26 197
27 132
28 1
29 1
30 7
31 41
32 185
33 562
34 903
35 429
36 1
37 1
38 8
39 55
40 306
41 1257
42 3304
43 4279
44 1430
45 1
46 1
47 9
48 71
49 469
50 2426
51 8925
52 20071
53 20793
54 4862
55 1
56 1
57 10
58 89
59 680
60 4237
61 20076
62 65445
63 124996
64 103049
65 16796
66 1

List of values

[1, 1, 1, 1, 2, 1, 1, 3, 5, 1, 1, 4, 11, 14, 1, 1, 5, 19, 45, 42, 1, 1, 6, 29, 100, 197, 132, 1, 1, 7, 41, 185, 562, 903, 429, 1, 1, 8, 55, 306, 1257, 3304, 4279, 1430, 1, 1, 9, 71, 469, 2426, 8925, 20071, 20793, 4862, 1, 1, 10, 89, 680, 4237, 20076, 65445, 124996, 103049, 16796, 1]