A040180 - OEIS

A040180 as a simple table

n	a(n)
1	31
2	41
3	71
4	101
5	131
6	151
7	181
8	211
9	251
10	271
11	281
12	331
13	401
14	421
15	431
16	461
17	491
18	521
19	571
20	601
21	631
22	641
23	701
24	761
25	811
26	821
27	881
28	941
29	971
30	991
31	1021
32	1031
33	1051
34	1061
35	1091
36	1151
37	1171
38	1201
39	1321
40	1361

[31,41,71,101,131,151,181,211,251,271,281,331,401, 421,431,461,491,521,571,601,631,641,701,761,811, 821,881,941,971,991,1021,1031,1051,1061,1091,1151, 1171,1201,1321,1361]