A284815 - OEIS

A284815 as a simple table

n	a(n)
1	1
2	10
3	0
4	1101
5	11311
6	340210
7	4620020
8	12040210
9	151651121
10	1135531101
11	0
12	894105331101
13	0
14	15379177511311
15	0
16	0
17	0
18	0
19	0
20	0
21	0
22	0
23	0
24	0
25	0
26	0
27	0
28	0
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	0
37	0
38	0
39	0
40	0
41	0
42	0
43	0
44	0
45	0
46	0
47	0
48	0
49	0
50	0

[1,10,0,1101,11311,340210,4620020,12040210, 151651121,1135531101,0,894105331101,0, 15379177511311,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]