A369271 - cp's OEIS frontend

A369271 The smallest positive number that has not yet appeared that is a multiple of the smallest prime that does not divide n.

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	5
7	10
8	9
9	12
10	15
11	14
12	20
13	16
14	18
15	22
16	21
17	24
18	25
19	26
20	27
21	28
22	30
23	32
24	35
25	34
26	33
27	36
28	39
29	38
30	7
31	40
32	42
33	44
34	45
35	46
36	50
37	48
38	51
39	52
40	54
41	56
42	55
43	58
44	57
45	60
46	63
47	62
48	65
49	64
50	66
51	68
52	69
53	70
54	75
55	72
56	78
57	74
58	81
59	76
60	49
61	80
62	84
63	82
64	87
65	86
66	85
67	88
68	90
69	92
70	93
71	94
72	95
73	96
74	99
75	98

[2, 3, 4, 6, 8, 5, 10, 9, 12, 15, 14, 20, 16, 18, 22, 21, 24, 25, 26, 27, 28, 30, 32, 35, 34, 33, 36, 39, 38, 7, 40, 42, 44, 45, 46, 50, 48, 51, 52, 54, 56, 55, 58, 57, 60, 63, 62, 65, 64, 66, 68, 69, 70, 75, 72, 78, 74, 81, 76, 49, 80, 84, 82, 87, 86, 85, 88, 90, 92, 93, 94, 95, 96, 99, 98]

cp's OEIS Frontend

A369271 The smallest positive number that has not yet appeared that is a multiple of the smallest prime that does not divide n.

Table of values

List of values

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	5
7	10
8	9
9	12
10	15
11	14
12	20
13	16
14	18
15	22
16	21
17	24
18	25
19	26
20	27
21	28
22	30
23	32
24	35
25	34
26	33
27	36
28	39
29	38
30	7
31	40
32	42
33	44
34	45
35	46
36	50
37	48
38	51
39	52
40	54
41	56
42	55
43	58
44	57
45	60
46	63
47	62
48	65
49	64
50	66
51	68
52	69
53	70
54	75
55	72
56	78
57	74
58	81
59	76
60	49
61	80
62	84
63	82
64	87
65	86
66	85
67	88
68	90
69	92
70	93
71	94
72	95
73	96
74	99
75	98

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	5
7	10
8	9
9	12
10	15
11	14
12	20
13	16
14	18
15	22
16	21
17	24
18	25
19	26
20	27
21	28
22	30
23	32
24	35
25	34
26	33
27	36
28	39
29	38
30	7
31	40
32	42
33	44
34	45
35	46
36	50
37	48
38	51
39	52
40	54
41	56
42	55
43	58
44	57
45	60
46	63
47	62
48	65
49	64
50	66
51	68
52	69
53	70
54	75
55	72
56	78
57	74
58	81
59	76
60	49
61	80
62	84
63	82
64	87
65	86
66	85
67	88
68	90
69	92
70	93
71	94
72	95
73	96
74	99
75	98

n	a(n)
1	2
2	3
3	4
4	6
5	8
6	5
7	10
8	9
9	12
10	15
11	14
12	20
13	16
14	18
15	22
16	21
17	24
18	25
19	26
20	27
21	28
22	30
23	32
24	35
25	34
26	33
27	36
28	39
29	38
30	7
31	40
32	42
33	44
34	45
35	46
36	50
37	48
38	51
39	52
40	54
41	56
42	55
43	58
44	57
45	60
46	63
47	62
48	65
49	64
50	66
51	68
52	69
53	70
54	75
55	72
56	78
57	74
58	81
59	76
60	49
61	80
62	84
63	82
64	87
65	86
66	85
67	88
68	90
69	92
70	93
71	94
72	95
73	96
74	99
75	98