A161656 - cp's OEIS frontend

A161656 The largest multiple of {the sum of the distinct prime divisors of n} that is <=n.

n	a(n)
1	0
2	2
3	3
4	4
5	5
6	5
7	7
8	8
9	9
10	7
11	11
12	10
13	13
14	9
15	8
16	16
17	17
18	15
19	19
20	14
21	20
22	13
23	23
24	20
25	25
26	15
27	27
28	27
29	29
30	30
31	31
32	32
33	28
34	19
35	24
36	35
37	37
38	21
39	32
40	35
41	41
42	36
43	43
44	39
45	40
46	25
47	47
48	45
49	49
50	49
51	40
52	45
53	53
54	50
55	48
56	54
57	44
58	31
59	59
60	60
61	61
62	33
63	60
64	64
65	54
66	64
67	67
68	57
69	52
70	70
71	71
72	70
73	73

[0, 2, 3, 4, 5, 5, 7, 8, 9, 7, 11, 10, 13, 9, 8, 16, 17, 15, 19, 14, 20, 13, 23, 20, 25, 15, 27, 27, 29, 30, 31, 32, 28, 19, 24, 35, 37, 21, 32, 35, 41, 36, 43, 39, 40, 25, 47, 45, 49, 49, 40, 45, 53, 50, 48, 54, 44, 31, 59, 60, 61, 33, 60, 64, 54, 64, 67, 57, 52, 70, 71, 70, 73]

cp's OEIS Frontend

A161656 The largest multiple of {the sum of the distinct prime divisors of n} that is <=n.

Table of values

List of values

n	a(n)
1	0
2	2
3	3
4	4
5	5
6	5
7	7
8	8
9	9
10	7
11	11
12	10
13	13
14	9
15	8
16	16
17	17
18	15
19	19
20	14
21	20
22	13
23	23
24	20
25	25
26	15
27	27
28	27
29	29
30	30
31	31
32	32
33	28
34	19
35	24
36	35
37	37
38	21
39	32
40	35
41	41
42	36
43	43
44	39
45	40
46	25
47	47
48	45
49	49
50	49
51	40
52	45
53	53
54	50
55	48
56	54
57	44
58	31
59	59
60	60
61	61
62	33
63	60
64	64
65	54
66	64
67	67
68	57
69	52
70	70
71	71
72	70
73	73

n	a(n)
1	0
2	2
3	3
4	4
5	5
6	5
7	7
8	8
9	9
10	7
11	11
12	10
13	13
14	9
15	8
16	16
17	17
18	15
19	19
20	14
21	20
22	13
23	23
24	20
25	25
26	15
27	27
28	27
29	29
30	30
31	31
32	32
33	28
34	19
35	24
36	35
37	37
38	21
39	32
40	35
41	41
42	36
43	43
44	39
45	40
46	25
47	47
48	45
49	49
50	49
51	40
52	45
53	53
54	50
55	48
56	54
57	44
58	31
59	59
60	60
61	61
62	33
63	60
64	64
65	54
66	64
67	67
68	57
69	52
70	70
71	71
72	70
73	73

n	a(n)
1	0
2	2
3	3
4	4
5	5
6	5
7	7
8	8
9	9
10	7
11	11
12	10
13	13
14	9
15	8
16	16
17	17
18	15
19	19
20	14
21	20
22	13
23	23
24	20
25	25
26	15
27	27
28	27
29	29
30	30
31	31
32	32
33	28
34	19
35	24
36	35
37	37
38	21
39	32
40	35
41	41
42	36
43	43
44	39
45	40
46	25
47	47
48	45
49	49
50	49
51	40
52	45
53	53
54	50
55	48
56	54
57	44
58	31
59	59
60	60
61	61
62	33
63	60
64	64
65	54
66	64
67	67
68	57
69	52
70	70
71	71
72	70
73	73