A094756 - cp's OEIS frontend

A094756 a(n) = least k>1 such that (1+2+3+...+k) divides (1^n + 2^n + 3^n + ... + k^n).

n	a(n)
1	2
2	4
3	2
4	7
5	2
6	4
7	2
8	7
9	2
10	4
11	2
12	16
13	2
14	4
15	2
16	7
17	2
18	4
19	2
20	7
21	2
22	4
23	2
24	16
25	2
26	4
27	2
28	7
29	2
30	4
31	2
32	7
33	2
34	4
35	2
36	16
37	2
38	4
39	2
40	7
41	2
42	4
43	2
44	7
45	2
46	4
47	2
48	22
49	2
50	4
51	2
52	7
53	2
54	4
55	2
56	7
57	2
58	4
59	2
60	16
61	2
62	4
63	2
64	7
65	2
66	4
67	2
68	7
69	2
70	4
71	2
72	16
73	2
74	4
75	2
76	7
77	2
78	4
79	2
80	7
81	2
82	4
83	2
84	16
85	2
86	4
87	2
88	7
89	2
90	4
91	2
92	7
93	2
94	4
95	2
96	22
97	2
98	4
99	2
100	7
101	2
102	4

[2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 16, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 16, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 16, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 22, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 16, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 16, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 16, 2, 4, 2, 7, 2, 4, 2, 7, 2, 4, 2, 22, 2, 4, 2, 7, 2, 4]

cp's OEIS Frontend

A094756 a(n) = least k>1 such that (1+2+3+...+k) divides (1^n + 2^n + 3^n + ... + k^n).

Table of values

List of values

n	a(n)
1	2
2	4
3	2
4	7
5	2
6	4
7	2
8	7
9	2
10	4
11	2
12	16
13	2
14	4
15	2
16	7
17	2
18	4
19	2
20	7
21	2
22	4
23	2
24	16
25	2
26	4
27	2
28	7
29	2
30	4
31	2
32	7
33	2
34	4
35	2
36	16
37	2
38	4
39	2
40	7
41	2
42	4
43	2
44	7
45	2
46	4
47	2
48	22
49	2
50	4
51	2
52	7
53	2
54	4
55	2
56	7
57	2
58	4
59	2
60	16
61	2
62	4
63	2
64	7
65	2
66	4
67	2
68	7
69	2
70	4
71	2
72	16
73	2
74	4
75	2
76	7
77	2
78	4
79	2
80	7
81	2
82	4
83	2
84	16
85	2
86	4
87	2
88	7
89	2
90	4
91	2
92	7
93	2
94	4
95	2
96	22
97	2
98	4
99	2
100	7
101	2
102	4

n	a(n)
1	2
2	4
3	2
4	7
5	2
6	4
7	2
8	7
9	2
10	4
11	2
12	16
13	2
14	4
15	2
16	7
17	2
18	4
19	2
20	7
21	2
22	4
23	2
24	16
25	2
26	4
27	2
28	7
29	2
30	4
31	2
32	7
33	2
34	4
35	2
36	16
37	2
38	4
39	2
40	7
41	2
42	4
43	2
44	7
45	2
46	4
47	2
48	22
49	2
50	4
51	2
52	7
53	2
54	4
55	2
56	7
57	2
58	4
59	2
60	16
61	2
62	4
63	2
64	7
65	2
66	4
67	2
68	7
69	2
70	4
71	2
72	16
73	2
74	4
75	2
76	7
77	2
78	4
79	2
80	7
81	2
82	4
83	2
84	16
85	2
86	4
87	2
88	7
89	2
90	4
91	2
92	7
93	2
94	4
95	2
96	22
97	2
98	4
99	2
100	7
101	2
102	4

n	a(n)
1	2
2	4
3	2
4	7
5	2
6	4
7	2
8	7
9	2
10	4
11	2
12	16
13	2
14	4
15	2
16	7
17	2
18	4
19	2
20	7
21	2
22	4
23	2
24	16
25	2
26	4
27	2
28	7
29	2
30	4
31	2
32	7
33	2
34	4
35	2
36	16
37	2
38	4
39	2
40	7
41	2
42	4
43	2
44	7
45	2
46	4
47	2
48	22
49	2
50	4
51	2
52	7
53	2
54	4
55	2
56	7
57	2
58	4
59	2
60	16
61	2
62	4
63	2
64	7
65	2
66	4
67	2
68	7
69	2
70	4
71	2
72	16
73	2
74	4
75	2
76	7
77	2
78	4
79	2
80	7
81	2
82	4
83	2
84	16
85	2
86	4
87	2
88	7
89	2
90	4
91	2
92	7
93	2
94	4
95	2
96	22
97	2
98	4
99	2
100	7
101	2
102	4