A184728 - cp's OEIS frontend

A184728 a(n) = largest k such that A001358(n+1) = A001358(n) + (A001358(n) mod k), or 0 if no such k exists.

n	a(n)
1	0
2	0
3	8
4	6
5	13
6	9
7	20
8	19
9	24
10	19
11	32
12	33
13	32
14	37
15	32
16	43
17	47
18	47
19	53
20	56
21	54
22	59
23	61
24	64
25	71
26	72
27	79
28	84
29	85
30	83
31	89
32	92
33	93
34	84
35	101
36	107
37	112
38	117
39	117
40	120
41	121
42	117
43	125
44	132
45	127
46	140
47	141
48	141
49	144
50	137
51	152
52	157
53	157

[0, 0, 8, 6, 13, 9, 20, 19, 24, 19, 32, 33, 32, 37, 32, 43, 47, 47, 53, 56, 54, 59, 61, 64, 71, 72, 79, 84, 85, 83, 89, 92, 93, 84, 101, 107, 112, 117, 117, 120, 121, 117, 125, 132, 127, 140, 141, 141, 144, 137, 152, 157, 157]

cp's OEIS Frontend

A184728 a(n) = largest k such that A001358(n+1) = A001358(n) + (A001358(n) mod k), or 0 if no such k exists.

Table of values

List of values

n	a(n)
1	0
2	0
3	8
4	6
5	13
6	9
7	20
8	19
9	24
10	19
11	32
12	33
13	32
14	37
15	32
16	43
17	47
18	47
19	53
20	56
21	54
22	59
23	61
24	64
25	71
26	72
27	79
28	84
29	85
30	83
31	89
32	92
33	93
34	84
35	101
36	107
37	112
38	117
39	117
40	120
41	121
42	117
43	125
44	132
45	127
46	140
47	141
48	141
49	144
50	137
51	152
52	157
53	157

n	a(n)
1	0
2	0
3	8
4	6
5	13
6	9
7	20
8	19
9	24
10	19
11	32
12	33
13	32
14	37
15	32
16	43
17	47
18	47
19	53
20	56
21	54
22	59
23	61
24	64
25	71
26	72
27	79
28	84
29	85
30	83
31	89
32	92
33	93
34	84
35	101
36	107
37	112
38	117
39	117
40	120
41	121
42	117
43	125
44	132
45	127
46	140
47	141
48	141
49	144
50	137
51	152
52	157
53	157

n	a(n)
1	0
2	0
3	8
4	6
5	13
6	9
7	20
8	19
9	24
10	19
11	32
12	33
13	32
14	37
15	32
16	43
17	47
18	47
19	53
20	56
21	54
22	59
23	61
24	64
25	71
26	72
27	79
28	84
29	85
30	83
31	89
32	92
33	93
34	84
35	101
36	107
37	112
38	117
39	117
40	120
41	121
42	117
43	125
44	132
45	127
46	140
47	141
48	141
49	144
50	137
51	152
52	157
53	157