A298605-OEIS公司

A298605型作为一个简单的表

n个	a（n）
1	1
2	0
三	2
4	0
5	三
6	三
7	0
8	8
9	12
10	4
11	0
12	10
13	85
14	30
15	5
16	0
17	54
18	450
19	330
20	60
21	6
22	0
23	-42
24	3283
25	3255
26	910
27	105
28	7
29	0
30	944
31	22036
32	37352
33	12740
34	2072
35	168
36	8
37	0
38	-5112
39	182628
40	441756
41	200781
42	37800
43	4158
44	252
45	9
46	0
47	47160
48	1488240
49	5765540
50	3282300
51	747390
52	94500
53	7620
54	360
55	10

[1,0,2,0,3,3,0,8,12,4,0,10,85,30,5,0,54,450,330,60,6,0,-42,3283,3255,910,105,7,0,944,22036,37352,12740,2072,168,8,0,-5112,182628,441756,200781,37800,4158,252,9,0,47160,1488240,5765540,3282300,747390,94500,7620,360,10]