A140502 - cp's OEIS frontend

A140502 Decimal expansion of the sum of the series 1/9 + 1/19 + 1/29 + 1/39 + 1/49 + ... where the denominators have exactly one 9.

n	a(n)
2	2
3	3
4	0
5	4
6	4
7	2
8	8
9	7
10	0
11	8
12	0
13	7
14	4
15	7
16	8
17	4
18	8
19	3
20	1
21	9
22	6
23	7
24	5
25	9
26	4
27	9
28	3
29	0
30	9
31	7
32	3
33	6
34	1
35	7
36	4
37	8
38	2
39	5
40	3
41	8
42	9
43	5
44	9
45	2
46	0
47	3
48	0
49	6
50	4
51	7
52	7
53	3
54	6
55	2
56	1
57	3
58	5
59	5
60	7
61	8
62	7
63	8
64	3
65	0
66	0
67	8
68	2
69	6
70	2
71	0
72	4
73	2
74	5
75	7
76	9
77	2
78	8
79	0
80	2
81	6
82	1
83	0
84	0
85	7
86	1
87	4
88	5
89	6
90	7
91	1
92	4
93	8
94	2
95	1
96	1
97	8
98	8
99	3
100	0
101	7
102	8
103	2
104	5
105	7
106	9

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

cp's OEIS Frontend

A140502 Decimal expansion of the sum of the series 1/9 + 1/19 + 1/29 + 1/39 + 1/49 + ... where the denominators have exactly one 9.

Table of values

List of values

n	a(n)
2	2
3	3
4	0
5	4
6	4
7	2
8	8
9	7
10	0
11	8
12	0
13	7
14	4
15	7
16	8
17	4
18	8
19	3
20	1
21	9
22	6
23	7
24	5
25	9
26	4
27	9
28	3
29	0
30	9
31	7
32	3
33	6
34	1
35	7
36	4
37	8
38	2
39	5
40	3
41	8
42	9
43	5
44	9
45	2
46	0
47	3
48	0
49	6
50	4
51	7
52	7
53	3
54	6
55	2
56	1
57	3
58	5
59	5
60	7
61	8
62	7
63	8
64	3
65	0
66	0
67	8
68	2
69	6
70	2
71	0
72	4
73	2
74	5
75	7
76	9
77	2
78	8
79	0
80	2
81	6
82	1
83	0
84	0
85	7
86	1
87	4
88	5
89	6
90	7
91	1
92	4
93	8
94	2
95	1
96	1
97	8
98	8
99	3
100	0
101	7
102	8
103	2
104	5
105	7
106	9

n	a(n)
2	2
3	3
4	0
5	4
6	4
7	2
8	8
9	7
10	0
11	8
12	0
13	7
14	4
15	7
16	8
17	4
18	8
19	3
20	1
21	9
22	6
23	7
24	5
25	9
26	4
27	9
28	3
29	0
30	9
31	7
32	3
33	6
34	1
35	7
36	4
37	8
38	2
39	5
40	3
41	8
42	9
43	5
44	9
45	2
46	0
47	3
48	0
49	6
50	4
51	7
52	7
53	3
54	6
55	2
56	1
57	3
58	5
59	5
60	7
61	8
62	7
63	8
64	3
65	0
66	0
67	8
68	2
69	6
70	2
71	0
72	4
73	2
74	5
75	7
76	9
77	2
78	8
79	0
80	2
81	6
82	1
83	0
84	0
85	7
86	1
87	4
88	5
89	6
90	7
91	1
92	4
93	8
94	2
95	1
96	1
97	8
98	8
99	3
100	0
101	7
102	8
103	2
104	5
105	7
106	9

n	a(n)
2	2
3	3
4	0
5	4
6	4
7	2
8	8
9	7
10	0
11	8
12	0
13	7
14	4
15	7
16	8
17	4
18	8
19	3
20	1
21	9
22	6
23	7
24	5
25	9
26	4
27	9
28	3
29	0
30	9
31	7
32	3
33	6
34	1
35	7
36	4
37	8
38	2
39	5
40	3
41	8
42	9
43	5
44	9
45	2
46	0
47	3
48	0
49	6
50	4
51	7
52	7
53	3
54	6
55	2
56	1
57	3
58	5
59	5
60	7
61	8
62	7
63	8
64	3
65	0
66	0
67	8
68	2
69	6
70	2
71	0
72	4
73	2
74	5
75	7
76	9
77	2
78	8
79	0
80	2
81	6
82	1
83	0
84	0
85	7
86	1
87	4
88	5
89	6
90	7
91	1
92	4
93	8
94	2
95	1
96	1
97	8
98	8
99	3
100	0
101	7
102	8
103	2
104	5
105	7
106	9