A275369 - cp's OEIS frontend

A275369 Least k such that n! divides sigma(k!) (k > 0).

n	a(n)
1	1
2	3
3	3
4	5
5	5
6	8
7	14
8	19
9	19
10	23
11	23
12	30
13	30
14	31
15	50
16	50
17	50
18	50
19	50
20	51
21	51
22	64
23	90
24	90
25	91
26	91
27	91
28	91
29	126
30	130
31	130
32	130
33	130
34	130
35	130
36	130
37	130
38	130
39	131
40	132
41	132
42	132
43	132
44	132
45	134
46	134
47	234
48	234
49	234
50	234
51	236
52	236
53	236
54	236
55	288
56	288
57	288
58	288

[1, 3, 3, 5, 5, 8, 14, 19, 19, 23, 23, 30, 30, 31, 50, 50, 50, 50, 50, 51, 51, 64, 90, 90, 91, 91, 91, 91, 126, 130, 130, 130, 130, 130, 130, 130, 130, 130, 131, 132, 132, 132, 132, 132, 134, 134, 234, 234, 234, 234, 236, 236, 236, 236, 288, 288, 288, 288]

cp's OEIS Frontend

A275369 Least k such that n! divides sigma(k!) (k > 0).

Table of values

List of values

n	a(n)
1	1
2	3
3	3
4	5
5	5
6	8
7	14
8	19
9	19
10	23
11	23
12	30
13	30
14	31
15	50
16	50
17	50
18	50
19	50
20	51
21	51
22	64
23	90
24	90
25	91
26	91
27	91
28	91
29	126
30	130
31	130
32	130
33	130
34	130
35	130
36	130
37	130
38	130
39	131
40	132
41	132
42	132
43	132
44	132
45	134
46	134
47	234
48	234
49	234
50	234
51	236
52	236
53	236
54	236
55	288
56	288
57	288
58	288

n	a(n)
1	1
2	3
3	3
4	5
5	5
6	8
7	14
8	19
9	19
10	23
11	23
12	30
13	30
14	31
15	50
16	50
17	50
18	50
19	50
20	51
21	51
22	64
23	90
24	90
25	91
26	91
27	91
28	91
29	126
30	130
31	130
32	130
33	130
34	130
35	130
36	130
37	130
38	130
39	131
40	132
41	132
42	132
43	132
44	132
45	134
46	134
47	234
48	234
49	234
50	234
51	236
52	236
53	236
54	236
55	288
56	288
57	288
58	288

n	a(n)
1	1
2	3
3	3
4	5
5	5
6	8
7	14
8	19
9	19
10	23
11	23
12	30
13	30
14	31
15	50
16	50
17	50
18	50
19	50
20	51
21	51
22	64
23	90
24	90
25	91
26	91
27	91
28	91
29	126
30	130
31	130
32	130
33	130
34	130
35	130
36	130
37	130
38	130
39	131
40	132
41	132
42	132
43	132
44	132
45	134
46	134
47	234
48	234
49	234
50	234
51	236
52	236
53	236
54	236
55	288
56	288
57	288
58	288