A268630 - cp's OEIS frontend

A268630 a(n)^2 + a(n+1) is prime; lexicographically earliest sequence of nonnegative integers with this property and containing no duplicates.

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	8
6	7
7	10
8	9
9	16
10	13
11	12
12	5
13	6
14	11
15	18
16	23
17	28
18	25
19	22
20	15
21	14
22	27
23	32
24	37
25	30
26	19
27	36
28	31
29	48
30	29
31	40
32	21
33	20
34	33
35	34
36	45
37	38
38	39
39	46
40	63
41	44
42	43
43	24
44	17
45	42
46	47
47	58
48	49
49	66
50	35
51	52
52	73
53	64
54	57
55	50
56	51
57	56
58	55
59	54
60	41
61	60
62	59
63	76
64	67
65	72
66	53
67	70
68	69
69	26
70	75
71	68
72	79
73	82
74	99
75	86
76	61
77	100
78	91
79	88
80	85
81	84
82	65
83	102
84	83
85	78
86	89
87	90
88	71
89	106
90	81

[0, 2, 1, 4, 3, 8, 7, 10, 9, 16, 13, 12, 5, 6, 11, 18, 23, 28, 25, 22, 15, 14, 27, 32, 37, 30, 19, 36, 31, 48, 29, 40, 21, 20, 33, 34, 45, 38, 39, 46, 63, 44, 43, 24, 17, 42, 47, 58, 49, 66, 35, 52, 73, 64, 57, 50, 51, 56, 55, 54, 41, 60, 59, 76, 67, 72, 53, 70, 69, 26, 75, 68, 79, 82, 99, 86, 61, 100, 91, 88, 85, 84, 65, 102, 83, 78, 89, 90, 71, 106, 81]

cp's OEIS Frontend

A268630 a(n)^2 + a(n+1) is prime; lexicographically earliest sequence of nonnegative integers with this property and containing no duplicates.

Table of values

List of values

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	8
6	7
7	10
8	9
9	16
10	13
11	12
12	5
13	6
14	11
15	18
16	23
17	28
18	25
19	22
20	15
21	14
22	27
23	32
24	37
25	30
26	19
27	36
28	31
29	48
30	29
31	40
32	21
33	20
34	33
35	34
36	45
37	38
38	39
39	46
40	63
41	44
42	43
43	24
44	17
45	42
46	47
47	58
48	49
49	66
50	35
51	52
52	73
53	64
54	57
55	50
56	51
57	56
58	55
59	54
60	41
61	60
62	59
63	76
64	67
65	72
66	53
67	70
68	69
69	26
70	75
71	68
72	79
73	82
74	99
75	86
76	61
77	100
78	91
79	88
80	85
81	84
82	65
83	102
84	83
85	78
86	89
87	90
88	71
89	106
90	81

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	8
6	7
7	10
8	9
9	16
10	13
11	12
12	5
13	6
14	11
15	18
16	23
17	28
18	25
19	22
20	15
21	14
22	27
23	32
24	37
25	30
26	19
27	36
28	31
29	48
30	29
31	40
32	21
33	20
34	33
35	34
36	45
37	38
38	39
39	46
40	63
41	44
42	43
43	24
44	17
45	42
46	47
47	58
48	49
49	66
50	35
51	52
52	73
53	64
54	57
55	50
56	51
57	56
58	55
59	54
60	41
61	60
62	59
63	76
64	67
65	72
66	53
67	70
68	69
69	26
70	75
71	68
72	79
73	82
74	99
75	86
76	61
77	100
78	91
79	88
80	85
81	84
82	65
83	102
84	83
85	78
86	89
87	90
88	71
89	106
90	81

n	a(n)
0	0
1	2
2	1
3	4
4	3
5	8
6	7
7	10
8	9
9	16
10	13
11	12
12	5
13	6
14	11
15	18
16	23
17	28
18	25
19	22
20	15
21	14
22	27
23	32
24	37
25	30
26	19
27	36
28	31
29	48
30	29
31	40
32	21
33	20
34	33
35	34
36	45
37	38
38	39
39	46
40	63
41	44
42	43
43	24
44	17
45	42
46	47
47	58
48	49
49	66
50	35
51	52
52	73
53	64
54	57
55	50
56	51
57	56
58	55
59	54
60	41
61	60
62	59
63	76
64	67
65	72
66	53
67	70
68	69
69	26
70	75
71	68
72	79
73	82
74	99
75	86
76	61
77	100
78	91
79	88
80	85
81	84
82	65
83	102
84	83
85	78
86	89
87	90
88	71
89	106
90	81