A099520 - cp's OEIS frontend

A099520 a(1)=1; for n>1, a(n)=smallest integer m>0 not yet appearing in sequence such that m+a(n-1) is a multiple of n-1.

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	7
7	11
8	10
9	6
10	12
11	8
12	14
13	22
14	17
15	25
16	20
17	28
18	23
19	13
20	44
21	16
22	26
23	18
24	51
25	21
26	29
27	49
28	32
29	24
30	34
31	56
32	37
33	27
34	39
35	63
36	42
37	30
38	81
39	33
40	45
41	35
42	47
43	79
44	50
45	38
46	52
47	40
48	54
49	90
50	57
51	43
52	59
53	97
54	9
55	99
56	66
57	46
58	68
59	48
60	70
61	110
62	73
63	113
64	76
65	116
66	144
67	120
68	148
69	124
70	83

[1, 2, 4, 5, 3, 7, 11, 10, 6, 12, 8, 14, 22, 17, 25, 20, 28, 23, 13, 44, 16, 26, 18, 51, 21, 29, 49, 32, 24, 34, 56, 37, 27, 39, 63, 42, 30, 81, 33, 45, 35, 47, 79, 50, 38, 52, 40, 54, 90, 57, 43, 59, 97, 9, 99, 66, 46, 68, 48, 70, 110, 73, 113, 76, 116, 144, 120, 148, 124, 83]

cp's OEIS Frontend

A099520 a(1)=1; for n>1, a(n)=smallest integer m>0 not yet appearing in sequence such that m+a(n-1) is a multiple of n-1.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	7
7	11
8	10
9	6
10	12
11	8
12	14
13	22
14	17
15	25
16	20
17	28
18	23
19	13
20	44
21	16
22	26
23	18
24	51
25	21
26	29
27	49
28	32
29	24
30	34
31	56
32	37
33	27
34	39
35	63
36	42
37	30
38	81
39	33
40	45
41	35
42	47
43	79
44	50
45	38
46	52
47	40
48	54
49	90
50	57
51	43
52	59
53	97
54	9
55	99
56	66
57	46
58	68
59	48
60	70
61	110
62	73
63	113
64	76
65	116
66	144
67	120
68	148
69	124
70	83

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	7
7	11
8	10
9	6
10	12
11	8
12	14
13	22
14	17
15	25
16	20
17	28
18	23
19	13
20	44
21	16
22	26
23	18
24	51
25	21
26	29
27	49
28	32
29	24
30	34
31	56
32	37
33	27
34	39
35	63
36	42
37	30
38	81
39	33
40	45
41	35
42	47
43	79
44	50
45	38
46	52
47	40
48	54
49	90
50	57
51	43
52	59
53	97
54	9
55	99
56	66
57	46
58	68
59	48
60	70
61	110
62	73
63	113
64	76
65	116
66	144
67	120
68	148
69	124
70	83

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	7
7	11
8	10
9	6
10	12
11	8
12	14
13	22
14	17
15	25
16	20
17	28
18	23
19	13
20	44
21	16
22	26
23	18
24	51
25	21
26	29
27	49
28	32
29	24
30	34
31	56
32	37
33	27
34	39
35	63
36	42
37	30
38	81
39	33
40	45
41	35
42	47
43	79
44	50
45	38
46	52
47	40
48	54
49	90
50	57
51	43
52	59
53	97
54	9
55	99
56	66
57	46
58	68
59	48
60	70
61	110
62	73
63	113
64	76
65	116
66	144
67	120
68	148
69	124
70	83