A354547 - cp's OEIS frontend

A354547 Least number k <= n such that sopfr(k) = sopfr(n).

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

[1, 2, 3, 4, 5, 5, 7, 8, 8, 7, 11, 7, 13, 14, 15, 15, 17, 15, 19, 14, 21, 13, 23, 14, 21, 26, 14, 11, 29, 21, 31, 21, 33, 19, 35, 21, 37, 38, 39, 11, 41, 35, 43, 26, 11, 46, 47, 11, 33, 35, 51, 17, 53, 11, 39, 13, 57, 31, 59, 35, 61, 62, 13, 35, 65, 39, 67, 38]

cp's OEIS Frontend

A354547 Least number k <= n such that sopfr(k) = sopfr(n).

Table of values

List of values

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

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

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