A089767 - cp's OEIS frontend

A089767 Squares which when concatenated with a 1 gives prime.

n	a(n)
1	1
2	4
3	25
4	49
5	64
6	81
7	225
8	400
9	676
10	784
11	900
12	1089
13	1225
14	1369
15	1600
16	1681
17	2209
18	2304
19	3249
20	3364
21	4096
22	5041
23	6889
24	7225
25	7396
26	8100
27	8281
28	8649
29	9801
30	10816
31	11025
32	11236
33	12100
34	12544
35	12769
36	13924
37	15876
38	16384
39	17424
40	19881
41	21609
42	21904

[1, 4, 25, 49, 64, 81, 225, 400, 676, 784, 900, 1089, 1225, 1369, 1600, 1681, 2209, 2304, 3249, 3364, 4096, 5041, 6889, 7225, 7396, 8100, 8281, 8649, 9801, 10816, 11025, 11236, 12100, 12544, 12769, 13924, 15876, 16384, 17424, 19881, 21609, 21904]

cp's OEIS Frontend

A089767 Squares which when concatenated with a 1 gives prime.

Table of values

List of values