A375327 - cp's OEIS frontend

A375327 Terms as well as digits fit the nonprime/nonprime/prime pattern; this is the lexicographically earliest injective sequence with this property.

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	3
7	8
8	9
9	5
10	10
11	20
12	13
13	14
14	21
15	17
16	16
17	24
18	43
19	18
20	26
21	47
22	40
23	28
24	67
25	44
26	30
27	83
28	46
29	34
30	97
31	48
32	36
33	131
34	12
35	49
36	7
37	60
38	38
39	139
40	15
41	64
42	29
43	42
44	66
45	31
46	45
47	68
48	59
49	62
50	69
51	71
52	63
53	80
54	79
55	65
56	81
57	211
58	39
59	82
60	11
61	50
62	85
63	19
64	51
65	87
66	41
67	54
68	92
69	61
70	56
71	93
72	89
73	58
74	95
75	103
76	84
77	70
78	151
79	120

[0, 1, 2, 4, 6, 3, 8, 9, 5, 10, 20, 13, 14, 21, 17, 16, 24, 43, 18, 26, 47, 40, 28, 67, 44, 30, 83, 46, 34, 97, 48, 36, 131, 12, 49, 7, 60, 38, 139, 15, 64, 29, 42, 66, 31, 45, 68, 59, 62, 69, 71, 63, 80, 79, 65, 81, 211, 39, 82, 11, 50, 85, 19, 51, 87, 41, 54, 92, 61, 56, 93, 89, 58, 95, 103, 84, 70, 151, 120]

cp's OEIS Frontend

A375327 Terms as well as digits fit the nonprime/nonprime/prime pattern; this is the lexicographically earliest injective sequence with this property.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	3
7	8
8	9
9	5
10	10
11	20
12	13
13	14
14	21
15	17
16	16
17	24
18	43
19	18
20	26
21	47
22	40
23	28
24	67
25	44
26	30
27	83
28	46
29	34
30	97
31	48
32	36
33	131
34	12
35	49
36	7
37	60
38	38
39	139
40	15
41	64
42	29
43	42
44	66
45	31
46	45
47	68
48	59
49	62
50	69
51	71
52	63
53	80
54	79
55	65
56	81
57	211
58	39
59	82
60	11
61	50
62	85
63	19
64	51
65	87
66	41
67	54
68	92
69	61
70	56
71	93
72	89
73	58
74	95
75	103
76	84
77	70
78	151
79	120

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	3
7	8
8	9
9	5
10	10
11	20
12	13
13	14
14	21
15	17
16	16
17	24
18	43
19	18
20	26
21	47
22	40
23	28
24	67
25	44
26	30
27	83
28	46
29	34
30	97
31	48
32	36
33	131
34	12
35	49
36	7
37	60
38	38
39	139
40	15
41	64
42	29
43	42
44	66
45	31
46	45
47	68
48	59
49	62
50	69
51	71
52	63
53	80
54	79
55	65
56	81
57	211
58	39
59	82
60	11
61	50
62	85
63	19
64	51
65	87
66	41
67	54
68	92
69	61
70	56
71	93
72	89
73	58
74	95
75	103
76	84
77	70
78	151
79	120

n	a(n)
1	0
2	1
3	2
4	4
5	6
6	3
7	8
8	9
9	5
10	10
11	20
12	13
13	14
14	21
15	17
16	16
17	24
18	43
19	18
20	26
21	47
22	40
23	28
24	67
25	44
26	30
27	83
28	46
29	34
30	97
31	48
32	36
33	131
34	12
35	49
36	7
37	60
38	38
39	139
40	15
41	64
42	29
43	42
44	66
45	31
46	45
47	68
48	59
49	62
50	69
51	71
52	63
53	80
54	79
55	65
56	81
57	211
58	39
59	82
60	11
61	50
62	85
63	19
64	51
65	87
66	41
67	54
68	92
69	61
70	56
71	93
72	89
73	58
74	95
75	103
76	84
77	70
78	151
79	120