A208934-OEIS公司

A208934型作为一个简单的表

n个	a（n）
1	8
2	7
三	6
4	三
5	1
6	5
7	20
8	6
9	1
10	-1
11	1000000000000000000000000000000000000000000000000
12	11
13	1000000
14	1
15	1000000
16	1000000000000000000000000000000000000000000
17	1000000000000000000000000
18	三
19	1
20	8
21	9
22	4
23	2
24	1000000000000000000000000000000000000
25	-1
26	2
27	-1
28	12
29	5
30	30

[8,7,6,3,1,5,20,6,1,-1,1000000000000000000000000000000000000000000000000,11,1000000,1,1000000,1000000000000000000000000000000000000000000,1000000000000000000000000,3,1,8,9,4,2,1000000000000000000000000000000000000,-1,2,-1,12,5,30]