A290695 - cp's OEIS frontend

A290695 Triangle read by rows, denominators of coefficients (in rising powers) of rational polynomials P(n, x) such that Integral_{x=0..1} P'(n, x) = Bernoulli(n, 1).

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	3
9	1
10	1
11	2
12	1
13	2
14	1
15	1
16	2
17	3
18	1
19	5
20	1
21	1
22	2
23	1
24	2
25	1
26	1
27	1
28	1
29	2
30	3
31	1
32	1
33	1
34	7
35	1
36	1
37	2
38	1
39	2
40	1
41	1
42	1
43	1
44	1
45	1
46	2
47	3
48	1
49	5
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	1
58	2
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	2
68	3
69	1
70	1
71	1
72	1
73	1
74	1
75	1
76	11
77	1
78	1
79	2
80	1
81	2
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1

[1, 1, 1, 1, 2, 1, 1, 2, 3, 1, 1, 2, 1, 2, 1, 1, 2, 3, 1, 5, 1, 1, 2, 1, 2, 1, 1, 1, 1, 2, 3, 1, 1, 1, 7, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 2, 3, 1, 5, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 1, 1, 1, 1, 1, 1, 1, 11, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1]

cp's OEIS Frontend

A290695 Triangle read by rows, denominators of coefficients (in rising powers) of rational polynomials P(n, x) such that Integral_{x=0..1} P'(n, x) = Bernoulli(n, 1).

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	3
9	1
10	1
11	2
12	1
13	2
14	1
15	1
16	2
17	3
18	1
19	5
20	1
21	1
22	2
23	1
24	2
25	1
26	1
27	1
28	1
29	2
30	3
31	1
32	1
33	1
34	7
35	1
36	1
37	2
38	1
39	2
40	1
41	1
42	1
43	1
44	1
45	1
46	2
47	3
48	1
49	5
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	1
58	2
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	2
68	3
69	1
70	1
71	1
72	1
73	1
74	1
75	1
76	11
77	1
78	1
79	2
80	1
81	2
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	3
9	1
10	1
11	2
12	1
13	2
14	1
15	1
16	2
17	3
18	1
19	5
20	1
21	1
22	2
23	1
24	2
25	1
26	1
27	1
28	1
29	2
30	3
31	1
32	1
33	1
34	7
35	1
36	1
37	2
38	1
39	2
40	1
41	1
42	1
43	1
44	1
45	1
46	2
47	3
48	1
49	5
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	1
58	2
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	2
68	3
69	1
70	1
71	1
72	1
73	1
74	1
75	1
76	11
77	1
78	1
79	2
80	1
81	2
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	1
6	1
7	2
8	3
9	1
10	1
11	2
12	1
13	2
14	1
15	1
16	2
17	3
18	1
19	5
20	1
21	1
22	2
23	1
24	2
25	1
26	1
27	1
28	1
29	2
30	3
31	1
32	1
33	1
34	7
35	1
36	1
37	2
38	1
39	2
40	1
41	1
42	1
43	1
44	1
45	1
46	2
47	3
48	1
49	5
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	1
58	2
59	1
60	1
61	1
62	1
63	1
64	1
65	1
66	1
67	2
68	3
69	1
70	1
71	1
72	1
73	1
74	1
75	1
76	11
77	1
78	1
79	2
80	1
81	2
82	1
83	1
84	1
85	1
86	1
87	1
88	1
89	1