A366187 - cp's OEIS frontend

A366187 Positive integers k such that the fourth derivative of the k-th Bernoulli polynomial B(k, x) contains only integer coefficients.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	16
17	17
18	18
19	19
20	20
21	21
22	22
23	23
24	25
25	26
26	27
27	28
28	29
29	30
30	31
31	32
32	33
33	35
34	36
35	37
36	38
37	39
38	42
39	43
40	45
41	50
42	51
43	52
44	53
45	55
46	56
47	57
48	58
49	59
50	60
51	61
52	62
53	63
54	66
55	67
56	68
57	70
58	71
59	72
60	73
61	78
62	79
63	80
64	81
65	91
66	92
67	93
68	110
69	111
70	121
71	122
72	123
73	143
74	147
75	156
76	157
77	171
78	176
79	177
80	178
81	190
82	191
83	192
84	210
85	211
86	255
87	392
88	393

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 31, 32, 33, 35, 36, 37, 38, 39, 42, 43, 45, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 66, 67, 68, 70, 71, 72, 73, 78, 79, 80, 81, 91, 92, 93, 110, 111, 121, 122, 123, 143, 147, 156, 157, 171, 176, 177, 178, 190, 191, 192, 210, 211, 255, 392, 393]

cp's OEIS Frontend

A366187 Positive integers k such that the fourth derivative of the k-th Bernoulli polynomial B(k, x) contains only integer coefficients.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	16
17	17
18	18
19	19
20	20
21	21
22	22
23	23
24	25
25	26
26	27
27	28
28	29
29	30
30	31
31	32
32	33
33	35
34	36
35	37
36	38
37	39
38	42
39	43
40	45
41	50
42	51
43	52
44	53
45	55
46	56
47	57
48	58
49	59
50	60
51	61
52	62
53	63
54	66
55	67
56	68
57	70
58	71
59	72
60	73
61	78
62	79
63	80
64	81
65	91
66	92
67	93
68	110
69	111
70	121
71	122
72	123
73	143
74	147
75	156
76	157
77	171
78	176
79	177
80	178
81	190
82	191
83	192
84	210
85	211
86	255
87	392
88	393

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	16
17	17
18	18
19	19
20	20
21	21
22	22
23	23
24	25
25	26
26	27
27	28
28	29
29	30
30	31
31	32
32	33
33	35
34	36
35	37
36	38
37	39
38	42
39	43
40	45
41	50
42	51
43	52
44	53
45	55
46	56
47	57
48	58
49	59
50	60
51	61
52	62
53	63
54	66
55	67
56	68
57	70
58	71
59	72
60	73
61	78
62	79
63	80
64	81
65	91
66	92
67	93
68	110
69	111
70	121
71	122
72	123
73	143
74	147
75	156
76	157
77	171
78	176
79	177
80	178
81	190
82	191
83	192
84	210
85	211
86	255
87	392
88	393

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	16
17	17
18	18
19	19
20	20
21	21
22	22
23	23
24	25
25	26
26	27
27	28
28	29
29	30
30	31
31	32
32	33
33	35
34	36
35	37
36	38
37	39
38	42
39	43
40	45
41	50
42	51
43	52
44	53
45	55
46	56
47	57
48	58
49	59
50	60
51	61
52	62
53	63
54	66
55	67
56	68
57	70
58	71
59	72
60	73
61	78
62	79
63	80
64	81
65	91
66	92
67	93
68	110
69	111
70	121
71	122
72	123
73	143
74	147
75	156
76	157
77	171
78	176
79	177
80	178
81	190
82	191
83	192
84	210
85	211
86	255
87	392
88	393