A382375 - cp's OEIS frontend

A382375 Lexicographically earliest sequence of distinct positive integers such that the number of prime factors counted with multiplicity of n and a(n) differ exactly by one.

n	a(n)
1	2
2	1
3	4
4	3
5	6
6	5
7	9
8	10
9	7
10	8
11	14
12	15
13	21
14	11
15	12
16	18
17	22
18	16
19	25
20	24
21	13
22	17
23	26
24	20
25	19
26	23
27	33
28	34
29	35
30	36
31	38
32	40
33	27
34	28
35	29
36	30
37	39
38	31
39	37
40	32
41	46
42	49
43	51
44	54
45	55
46	41
47	57
48	56
49	42
50	58
51	43
52	60
53	62
54	44
55	45
56	48
57	47
58	50
59	65
60	52
61	69
62	53
63	74
64	72
65	59
66	77
67	82

[2, 1, 4, 3, 6, 5, 9, 10, 7, 8, 14, 15, 21, 11, 12, 18, 22, 16, 25, 24, 13, 17, 26, 20, 19, 23, 33, 34, 35, 36, 38, 40, 27, 28, 29, 30, 39, 31, 37, 32, 46, 49, 51, 54, 55, 41, 57, 56, 42, 58, 43, 60, 62, 44, 45, 48, 47, 50, 65, 52, 69, 53, 74, 72, 59, 77, 82]

cp's OEIS Frontend

A382375 Lexicographically earliest sequence of distinct positive integers such that the number of prime factors counted with multiplicity of n and a(n) differ exactly by one.

Table of values

List of values

n	a(n)
1	2
2	1
3	4
4	3
5	6
6	5
7	9
8	10
9	7
10	8
11	14
12	15
13	21
14	11
15	12
16	18
17	22
18	16
19	25
20	24
21	13
22	17
23	26
24	20
25	19
26	23
27	33
28	34
29	35
30	36
31	38
32	40
33	27
34	28
35	29
36	30
37	39
38	31
39	37
40	32
41	46
42	49
43	51
44	54
45	55
46	41
47	57
48	56
49	42
50	58
51	43
52	60
53	62
54	44
55	45
56	48
57	47
58	50
59	65
60	52
61	69
62	53
63	74
64	72
65	59
66	77
67	82

n	a(n)
1	2
2	1
3	4
4	3
5	6
6	5
7	9
8	10
9	7
10	8
11	14
12	15
13	21
14	11
15	12
16	18
17	22
18	16
19	25
20	24
21	13
22	17
23	26
24	20
25	19
26	23
27	33
28	34
29	35
30	36
31	38
32	40
33	27
34	28
35	29
36	30
37	39
38	31
39	37
40	32
41	46
42	49
43	51
44	54
45	55
46	41
47	57
48	56
49	42
50	58
51	43
52	60
53	62
54	44
55	45
56	48
57	47
58	50
59	65
60	52
61	69
62	53
63	74
64	72
65	59
66	77
67	82

n	a(n)
1	2
2	1
3	4
4	3
5	6
6	5
7	9
8	10
9	7
10	8
11	14
12	15
13	21
14	11
15	12
16	18
17	22
18	16
19	25
20	24
21	13
22	17
23	26
24	20
25	19
26	23
27	33
28	34
29	35
30	36
31	38
32	40
33	27
34	28
35	29
36	30
37	39
38	31
39	37
40	32
41	46
42	49
43	51
44	54
45	55
46	41
47	57
48	56
49	42
50	58
51	43
52	60
53	62
54	44
55	45
56	48
57	47
58	50
59	65
60	52
61	69
62	53
63	74
64	72
65	59
66	77
67	82