A100208 - cp's OEIS frontend

A100208 Minimal permutation of the natural numbers such that the sum of squares of two consecutive terms is a prime.

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

[1, 2, 3, 8, 5, 4, 9, 10, 7, 12, 13, 20, 11, 6, 19, 14, 15, 22, 17, 18, 23, 30, 29, 16, 25, 24, 35, 26, 21, 34, 39, 40, 33, 28, 37, 32, 27, 50, 31, 44, 41, 46, 49, 36, 65, 38, 45, 52, 57, 68, 43, 42, 55, 58, 47, 48, 53, 62, 73, 60, 61, 54, 59, 64, 71, 66, 79, 56, 51, 76, 85, 72]

cp's OEIS Frontend

A100208 Minimal permutation of the natural numbers such that the sum of squares of two consecutive terms is a prime.

Table of values

List of values

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

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

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