A368382 - cp's OEIS frontend

A368382 a(1) = 1; for n > 1, a(n) is the least positive integer not already in the sequence such that a(n) == a(n-1) (mod A004280(n)).

n	a(n)
1	1
2	3
3	6
4	11
5	4
6	13
7	2
8	15
9	30
10	47
11	9
12	51
13	5
14	55
15	28
16	57
17	26
18	59
19	24
20	61
21	22
22	63
23	20
24	65
25	18
26	67
27	16
28	69
29	14
30	71
31	12
32	73
33	10
34	75
35	8
36	77
37	148
38	221
39	146
40	223
41	144
42	225
43	142
44	227
45	53
46	231
47	49
48	235
49	45
50	239
51	41
52	243
53	37
54	247
55	33
56	251
57	29
58	255
59	25
60	259
61	21
62	263
63	17
64	267
65	140
66	269
67	7
68	273
69	138
70	275
71	136
72	277
73	134
74	279
75	132
76	281

[1, 3, 6, 11, 4, 13, 2, 15, 30, 47, 9, 51, 5, 55, 28, 57, 26, 59, 24, 61, 22, 63, 20, 65, 18, 67, 16, 69, 14, 71, 12, 73, 10, 75, 8, 77, 148, 221, 146, 223, 144, 225, 142, 227, 53, 231, 49, 235, 45, 239, 41, 243, 37, 247, 33, 251, 29, 255, 25, 259, 21, 263, 17, 267, 140, 269, 7, 273, 138, 275, 136, 277, 134, 279, 132, 281]

cp's OEIS Frontend

A368382 a(1) = 1; for n > 1, a(n) is the least positive integer not already in the sequence such that a(n) == a(n-1) (mod A004280(n)).

Table of values

List of values

n	a(n)
1	1
2	3
3	6
4	11
5	4
6	13
7	2
8	15
9	30
10	47
11	9
12	51
13	5
14	55
15	28
16	57
17	26
18	59
19	24
20	61
21	22
22	63
23	20
24	65
25	18
26	67
27	16
28	69
29	14
30	71
31	12
32	73
33	10
34	75
35	8
36	77
37	148
38	221
39	146
40	223
41	144
42	225
43	142
44	227
45	53
46	231
47	49
48	235
49	45
50	239
51	41
52	243
53	37
54	247
55	33
56	251
57	29
58	255
59	25
60	259
61	21
62	263
63	17
64	267
65	140
66	269
67	7
68	273
69	138
70	275
71	136
72	277
73	134
74	279
75	132
76	281

n	a(n)
1	1
2	3
3	6
4	11
5	4
6	13
7	2
8	15
9	30
10	47
11	9
12	51
13	5
14	55
15	28
16	57
17	26
18	59
19	24
20	61
21	22
22	63
23	20
24	65
25	18
26	67
27	16
28	69
29	14
30	71
31	12
32	73
33	10
34	75
35	8
36	77
37	148
38	221
39	146
40	223
41	144
42	225
43	142
44	227
45	53
46	231
47	49
48	235
49	45
50	239
51	41
52	243
53	37
54	247
55	33
56	251
57	29
58	255
59	25
60	259
61	21
62	263
63	17
64	267
65	140
66	269
67	7
68	273
69	138
70	275
71	136
72	277
73	134
74	279
75	132
76	281

n	a(n)
1	1
2	3
3	6
4	11
5	4
6	13
7	2
8	15
9	30
10	47
11	9
12	51
13	5
14	55
15	28
16	57
17	26
18	59
19	24
20	61
21	22
22	63
23	20
24	65
25	18
26	67
27	16
28	69
29	14
30	71
31	12
32	73
33	10
34	75
35	8
36	77
37	148
38	221
39	146
40	223
41	144
42	225
43	142
44	227
45	53
46	231
47	49
48	235
49	45
50	239
51	41
52	243
53	37
54	247
55	33
56	251
57	29
58	255
59	25
60	259
61	21
62	263
63	17
64	267
65	140
66	269
67	7
68	273
69	138
70	275
71	136
72	277
73	134
74	279
75	132
76	281