A384457 - cp's OEIS frontend

A384457 Decimal expansion of Sum_{k>=1} H(k)^3/2^k, where H(k) = A001008(k)/A002805(k) is the k-th harmonic number.

n	a(n)
1	3
2	5
3	9
4	3
5	4
6	2
7	7
8	9
9	4
10	1
11	7
12	7
13	4
14	9
15	4
16	2
17	9
18	6
19	0
20	2
21	5
22	5
23	1
24	8
25	2
26	4
27	0
28	7
29	0
30	3
31	3
32	3
33	9
34	2
35	1
36	9
37	5
38	9
39	1
40	6
41	9
42	5
43	4
44	8
45	0
46	3
47	5
48	1
49	9
50	3
51	3
52	8
53	9
54	3
55	7
56	6
57	9
58	7
59	3
60	8
61	6
62	1
63	1
64	9
65	1
66	8
67	8
68	8
69	2
70	8
71	1
72	2
73	6
74	9
75	6
76	1
77	9
78	2
79	6
80	3
81	4
82	0
83	3
84	7
85	3
86	9
87	5
88	7
89	8
90	6
91	7
92	6
93	8
94	6
95	4
96	7
97	4
98	5
99	8
100	7
101	3
102	5
103	5
104	3
105	7

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

cp's OEIS Frontend

A384457 Decimal expansion of Sum_{k>=1} H(k)^3/2^k, where H(k) = A001008(k)/A002805(k) is the k-th harmonic number.

Table of values

List of values

n	a(n)
1	3
2	5
3	9
4	3
5	4
6	2
7	7
8	9
9	4
10	1
11	7
12	7
13	4
14	9
15	4
16	2
17	9
18	6
19	0
20	2
21	5
22	5
23	1
24	8
25	2
26	4
27	0
28	7
29	0
30	3
31	3
32	3
33	9
34	2
35	1
36	9
37	5
38	9
39	1
40	6
41	9
42	5
43	4
44	8
45	0
46	3
47	5
48	1
49	9
50	3
51	3
52	8
53	9
54	3
55	7
56	6
57	9
58	7
59	3
60	8
61	6
62	1
63	1
64	9
65	1
66	8
67	8
68	8
69	2
70	8
71	1
72	2
73	6
74	9
75	6
76	1
77	9
78	2
79	6
80	3
81	4
82	0
83	3
84	7
85	3
86	9
87	5
88	7
89	8
90	6
91	7
92	6
93	8
94	6
95	4
96	7
97	4
98	5
99	8
100	7
101	3
102	5
103	5
104	3
105	7

n	a(n)
1	3
2	5
3	9
4	3
5	4
6	2
7	7
8	9
9	4
10	1
11	7
12	7
13	4
14	9
15	4
16	2
17	9
18	6
19	0
20	2
21	5
22	5
23	1
24	8
25	2
26	4
27	0
28	7
29	0
30	3
31	3
32	3
33	9
34	2
35	1
36	9
37	5
38	9
39	1
40	6
41	9
42	5
43	4
44	8
45	0
46	3
47	5
48	1
49	9
50	3
51	3
52	8
53	9
54	3
55	7
56	6
57	9
58	7
59	3
60	8
61	6
62	1
63	1
64	9
65	1
66	8
67	8
68	8
69	2
70	8
71	1
72	2
73	6
74	9
75	6
76	1
77	9
78	2
79	6
80	3
81	4
82	0
83	3
84	7
85	3
86	9
87	5
88	7
89	8
90	6
91	7
92	6
93	8
94	6
95	4
96	7
97	4
98	5
99	8
100	7
101	3
102	5
103	5
104	3
105	7

n	a(n)
1	3
2	5
3	9
4	3
5	4
6	2
7	7
8	9
9	4
10	1
11	7
12	7
13	4
14	9
15	4
16	2
17	9
18	6
19	0
20	2
21	5
22	5
23	1
24	8
25	2
26	4
27	0
28	7
29	0
30	3
31	3
32	3
33	9
34	2
35	1
36	9
37	5
38	9
39	1
40	6
41	9
42	5
43	4
44	8
45	0
46	3
47	5
48	1
49	9
50	3
51	3
52	8
53	9
54	3
55	7
56	6
57	9
58	7
59	3
60	8
61	6
62	1
63	1
64	9
65	1
66	8
67	8
68	8
69	2
70	8
71	1
72	2
73	6
74	9
75	6
76	1
77	9
78	2
79	6
80	3
81	4
82	0
83	3
84	7
85	3
86	9
87	5
88	7
89	8
90	6
91	7
92	6
93	8
94	6
95	4
96	7
97	4
98	5
99	8
100	7
101	3
102	5
103	5
104	3
105	7