A116416 - cp's OEIS frontend

A116416 If n = Sum_{m>=1} 2^(m-1) * b(n,m), where each b(n,m) is 0 or 1 and the sum is a finite sum, then a(n) = numerator of Sum_{m>=1} b(n,m)/m.

n	a(n)
0	0
1	1
2	1
3	3
4	1
5	4
6	5
7	11
8	1
9	5
10	3
11	7
12	7
13	19
14	13
15	25
16	1
17	6
18	7
19	17
20	8
21	23
22	31
23	61
24	9
25	29
26	19
27	39
28	47
29	107
30	77
31	137
32	1
33	7
34	2
35	5
36	1
37	3
38	1
39	2
40	5
41	17
42	11
43	23
44	3
45	7
46	5
47	9
48	11
49	41
50	13
51	28
52	7
53	17
54	6
55	11
56	37
57	97
58	67
59	127
60	19
61	39
62	29
63	49
64	1
65	8
66	9
67	23
68	10
69	31
70	41
71	83
72	11
73	39
74	25
75	53
76	61
77	145
78	103
79	187

[0, 1, 1, 3, 1, 4, 5, 11, 1, 5, 3, 7, 7, 19, 13, 25, 1, 6, 7, 17, 8, 23, 31, 61, 9, 29, 19, 39, 47, 107, 77, 137, 1, 7, 2, 5, 1, 3, 1, 2, 5, 17, 11, 23, 3, 7, 5, 9, 11, 41, 13, 28, 7, 17, 6, 11, 37, 97, 67, 127, 19, 39, 29, 49, 1, 8, 9, 23, 10, 31, 41, 83, 11, 39, 25, 53, 61, 145, 103, 187]

cp's OEIS Frontend

A116416 If n = Sum_{m>=1} 2^(m-1) * b(n,m), where each b(n,m) is 0 or 1 and the sum is a finite sum, then a(n) = numerator of Sum_{m>=1} b(n,m)/m.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	3
4	1
5	4
6	5
7	11
8	1
9	5
10	3
11	7
12	7
13	19
14	13
15	25
16	1
17	6
18	7
19	17
20	8
21	23
22	31
23	61
24	9
25	29
26	19
27	39
28	47
29	107
30	77
31	137
32	1
33	7
34	2
35	5
36	1
37	3
38	1
39	2
40	5
41	17
42	11
43	23
44	3
45	7
46	5
47	9
48	11
49	41
50	13
51	28
52	7
53	17
54	6
55	11
56	37
57	97
58	67
59	127
60	19
61	39
62	29
63	49
64	1
65	8
66	9
67	23
68	10
69	31
70	41
71	83
72	11
73	39
74	25
75	53
76	61
77	145
78	103
79	187

n	a(n)
0	0
1	1
2	1
3	3
4	1
5	4
6	5
7	11
8	1
9	5
10	3
11	7
12	7
13	19
14	13
15	25
16	1
17	6
18	7
19	17
20	8
21	23
22	31
23	61
24	9
25	29
26	19
27	39
28	47
29	107
30	77
31	137
32	1
33	7
34	2
35	5
36	1
37	3
38	1
39	2
40	5
41	17
42	11
43	23
44	3
45	7
46	5
47	9
48	11
49	41
50	13
51	28
52	7
53	17
54	6
55	11
56	37
57	97
58	67
59	127
60	19
61	39
62	29
63	49
64	1
65	8
66	9
67	23
68	10
69	31
70	41
71	83
72	11
73	39
74	25
75	53
76	61
77	145
78	103
79	187

n	a(n)
0	0
1	1
2	1
3	3
4	1
5	4
6	5
7	11
8	1
9	5
10	3
11	7
12	7
13	19
14	13
15	25
16	1
17	6
18	7
19	17
20	8
21	23
22	31
23	61
24	9
25	29
26	19
27	39
28	47
29	107
30	77
31	137
32	1
33	7
34	2
35	5
36	1
37	3
38	1
39	2
40	5
41	17
42	11
43	23
44	3
45	7
46	5
47	9
48	11
49	41
50	13
51	28
52	7
53	17
54	6
55	11
56	37
57	97
58	67
59	127
60	19
61	39
62	29
63	49
64	1
65	8
66	9
67	23
68	10
69	31
70	41
71	83
72	11
73	39
74	25
75	53
76	61
77	145
78	103
79	187