A064890 - cp's OEIS frontend

A064890 Decimal expansion of the sum of reciprocals of A051451, which includes 1 and values of lcm(1,...,x), where x is a prime power (A000961).

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

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

cp's OEIS Frontend

A064890 Decimal expansion of the sum of reciprocals of A051451, which includes 1 and values of lcm(1,...,x), where x is a prime power (A000961).

Table of values

List of values

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

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

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