A273960-组织环境信息系统

A273960型作为一个简单的表

n个	a（n）
1	-2
2	三
三	-5
4	7
5	-11
6	13
7	-17
8	19
9	-23
10	29
11	-31
12	37
13	-41
14	43
15	-47
16	53
17	-59
18	61
19	-67
20	71
21	-73
22	79
23	-83
24	89
25	-97
26	101
27	-103
28	107
29	-109
30	113
31	-127
32	131
33	-137
34	139
35	-149
36	151
37	-157
38	163
39	-167
40	173
41	-179
42	181
43	-191
44	193
45	-197
46	199
47	-211
48	223
49	-227
50	229
51	-233
52	239
53	-241
54	251
55	-257
56	263
57	-269
58	271

[-2,3,-5,7,-11,13,-17,19,-23,29,-31,37,-41,43,-47,53,-59,61,-67,71,-73,79,-83,89,-97,101,-103,107,-109,113,-127,131,-137,139,-149,151,-157,163,-167,173,-179,181,-191,193,-197,199,-211,223,-227,229,-233,239,-241,251,-257,263,-269,271]