A384458 - cp's OEIS frontend

A384458 Decimal expansion of Sum_{k>=1} (-1)^(k+1)*H(k)^3/k, where H(k) = A001008(k)/A002805(k) is the k-th harmonic number.

n	a(n)
0	2
1	7
2	4
3	1
4	2
5	5
6	7
7	4
8	6
9	5
10	4
11	9
12	2
13	5
14	2
15	9
16	7
17	0
18	6
19	7
20	8
21	8
22	3
23	3
24	0
25	3
26	6
27	7
28	8
29	7
30	5
31	0
32	4
33	7
34	0
35	7
36	6
37	2
38	6
39	5
40	4
41	4
42	8
43	9
44	2
45	9
46	5
47	5
48	7
49	5
50	2
51	9
52	6
53	5
54	4
55	7
56	1
57	8
58	1
59	4
60	6
61	2
62	7
63	5
64	5
65	3
66	2
67	1
68	6
69	0
70	6
71	7
72	5
73	8
74	7
75	1
76	4
77	1
78	9
79	7
80	0
81	1
82	0
83	3
84	5
85	8
86	3
87	7
88	2
89	2
90	3
91	8
92	6
93	9
94	4
95	8
96	6
97	6
98	3
99	0
100	7
101	0
102	4
103	6
104	6

[2, 7, 4, 1, 2, 5, 7, 4, 6, 5, 4, 9, 2, 5, 2, 9, 7, 0, 6, 7, 8, 8, 3, 3, 0, 3, 6, 7, 8, 7, 5, 0, 4, 7, 0, 7, 6, 2, 6, 5, 4, 4, 8, 9, 2, 9, 5, 5, 7, 5, 2, 9, 6, 5, 4, 7, 1, 8, 1, 4, 6, 2, 7, 5, 5, 3, 2, 1, 6, 0, 6, 7, 5, 8, 7, 1, 4, 1, 9, 7, 0, 1, 0, 3, 5, 8, 3, 7, 2, 2, 3, 8, 6, 9, 4, 8, 6, 6, 3, 0, 7, 0, 4, 6, 6]

cp's OEIS Frontend

A384458 Decimal expansion of Sum_{k>=1} (-1)^(k+1)*H(k)^3/k, where H(k) = A001008(k)/A002805(k) is the k-th harmonic number.

Table of values

List of values

n	a(n)
0	2
1	7
2	4
3	1
4	2
5	5
6	7
7	4
8	6
9	5
10	4
11	9
12	2
13	5
14	2
15	9
16	7
17	0
18	6
19	7
20	8
21	8
22	3
23	3
24	0
25	3
26	6
27	7
28	8
29	7
30	5
31	0
32	4
33	7
34	0
35	7
36	6
37	2
38	6
39	5
40	4
41	4
42	8
43	9
44	2
45	9
46	5
47	5
48	7
49	5
50	2
51	9
52	6
53	5
54	4
55	7
56	1
57	8
58	1
59	4
60	6
61	2
62	7
63	5
64	5
65	3
66	2
67	1
68	6
69	0
70	6
71	7
72	5
73	8
74	7
75	1
76	4
77	1
78	9
79	7
80	0
81	1
82	0
83	3
84	5
85	8
86	3
87	7
88	2
89	2
90	3
91	8
92	6
93	9
94	4
95	8
96	6
97	6
98	3
99	0
100	7
101	0
102	4
103	6
104	6

n	a(n)
0	2
1	7
2	4
3	1
4	2
5	5
6	7
7	4
8	6
9	5
10	4
11	9
12	2
13	5
14	2
15	9
16	7
17	0
18	6
19	7
20	8
21	8
22	3
23	3
24	0
25	3
26	6
27	7
28	8
29	7
30	5
31	0
32	4
33	7
34	0
35	7
36	6
37	2
38	6
39	5
40	4
41	4
42	8
43	9
44	2
45	9
46	5
47	5
48	7
49	5
50	2
51	9
52	6
53	5
54	4
55	7
56	1
57	8
58	1
59	4
60	6
61	2
62	7
63	5
64	5
65	3
66	2
67	1
68	6
69	0
70	6
71	7
72	5
73	8
74	7
75	1
76	4
77	1
78	9
79	7
80	0
81	1
82	0
83	3
84	5
85	8
86	3
87	7
88	2
89	2
90	3
91	8
92	6
93	9
94	4
95	8
96	6
97	6
98	3
99	0
100	7
101	0
102	4
103	6
104	6

n	a(n)
0	2
1	7
2	4
3	1
4	2
5	5
6	7
7	4
8	6
9	5
10	4
11	9
12	2
13	5
14	2
15	9
16	7
17	0
18	6
19	7
20	8
21	8
22	3
23	3
24	0
25	3
26	6
27	7
28	8
29	7
30	5
31	0
32	4
33	7
34	0
35	7
36	6
37	2
38	6
39	5
40	4
41	4
42	8
43	9
44	2
45	9
46	5
47	5
48	7
49	5
50	2
51	9
52	6
53	5
54	4
55	7
56	1
57	8
58	1
59	4
60	6
61	2
62	7
63	5
64	5
65	3
66	2
67	1
68	6
69	0
70	6
71	7
72	5
73	8
74	7
75	1
76	4
77	1
78	9
79	7
80	0
81	1
82	0
83	3
84	5
85	8
86	3
87	7
88	2
89	2
90	3
91	8
92	6
93	9
94	4
95	8
96	6
97	6
98	3
99	0
100	7
101	0
102	4
103	6
104	6