A354368 - cp's OEIS frontend

A354368 Successive pairs of terms (a, b) such that (a + b) is a square and at least one of a and b is a prime number. This is the lexicographically earliest infinite sequence of distinct terms > 0 with this property.

n	a(n)
1	2
2	7
3	3
4	13
5	5
6	11
7	17
8	19
9	23
10	41
11	29
12	71
13	31
14	113
15	37
16	107
17	43
18	101
19	47
20	53
21	59
22	137
23	61
24	83
25	67
26	257
27	73
28	251
29	79
30	821
31	89
32	167
33	97
34	227
35	103
36	797
37	109
38	467
39	127
40	197
41	131
42	193
43	139
44	761
45	149
46	751
47	151
48	173
49	157
50	419
51	163
52	1601
53	179
54	397
55	181
56	719
57	191
58	293
59	199
60	701
61	211
62	1553
63	223
64	353
65	229
66	347

[2, 7, 3, 13, 5, 11, 17, 19, 23, 41, 29, 71, 31, 113, 37, 107, 43, 101, 47, 53, 59, 137, 61, 83, 67, 257, 73, 251, 79, 821, 89, 167, 97, 227, 103, 797, 109, 467, 127, 197, 131, 193, 139, 761, 149, 751, 151, 173, 157, 419, 163, 1601, 179, 397, 181, 719, 191, 293, 199, 701, 211, 1553, 223, 353, 229, 347]

cp's OEIS Frontend

A354368 Successive pairs of terms (a, b) such that (a + b) is a square and at least one of a and b is a prime number. This is the lexicographically earliest infinite sequence of distinct terms > 0 with this property.

Table of values

List of values