A232271 - cp's OEIS frontend

A232271 Start with positive integers (A000027), and at each step n >= 1 subtract from the term at position n + a(n) the value a(n).

n	a(n)
1	1
2	1
3	2
4	4
5	3
6	6
7	7
8	1
9	8
10	10
11	11
12	6
13	13
14	7
15	15
16	16
17	9
18	12
19	30
20	10
21	14
22	11
23	23
24	24
25	25
26	4
27	27
28	28
29	29
30	-11
31	31
32	16
33	22
34	34
35	21
36	36
37	37
38	19
39	39
40	40
41	41
42	42
43	43
44	44
45	45
46	23
47	47
48	8
49	49
50	25
51	51
52	52
53	53
54	27
55	34
56	-1
57	38
58	29
59	59
60	60
61	61
62	31
63	63
64	64
65	65
66	66
67	67
68	34
69	307
70	70
71	71

[1, 1, 2, 4, 3, 6, 7, 1, 8, 10, 11, 6, 13, 7, 15, 16, 9, 12, 30, 10, 14, 11, 23, 24, 25, 4, 27, 28, 29, -11, 31, 16, 22, 34, 21, 36, 37, 19, 39, 40, 41, 42, 43, 44, 45, 23, 47, 8, 49, 25, 51, 52, 53, 27, 34, -1, 38, 29, 59, 60, 61, 31, 63, 64, 65, 66, 67, 34, 307, 70, 71]

cp's OEIS Frontend

A232271 Start with positive integers (A000027), and at each step n >= 1 subtract from the term at position n + a(n) the value a(n).

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	4
5	3
6	6
7	7
8	1
9	8
10	10
11	11
12	6
13	13
14	7
15	15
16	16
17	9
18	12
19	30
20	10
21	14
22	11
23	23
24	24
25	25
26	4
27	27
28	28
29	29
30	-11
31	31
32	16
33	22
34	34
35	21
36	36
37	37
38	19
39	39
40	40
41	41
42	42
43	43
44	44
45	45
46	23
47	47
48	8
49	49
50	25
51	51
52	52
53	53
54	27
55	34
56	-1
57	38
58	29
59	59
60	60
61	61
62	31
63	63
64	64
65	65
66	66
67	67
68	34
69	307
70	70
71	71

n	a(n)
1	1
2	1
3	2
4	4
5	3
6	6
7	7
8	1
9	8
10	10
11	11
12	6
13	13
14	7
15	15
16	16
17	9
18	12
19	30
20	10
21	14
22	11
23	23
24	24
25	25
26	4
27	27
28	28
29	29
30	-11
31	31
32	16
33	22
34	34
35	21
36	36
37	37
38	19
39	39
40	40
41	41
42	42
43	43
44	44
45	45
46	23
47	47
48	8
49	49
50	25
51	51
52	52
53	53
54	27
55	34
56	-1
57	38
58	29
59	59
60	60
61	61
62	31
63	63
64	64
65	65
66	66
67	67
68	34
69	307
70	70
71	71

n	a(n)
1	1
2	1
3	2
4	4
5	3
6	6
7	7
8	1
9	8
10	10
11	11
12	6
13	13
14	7
15	15
16	16
17	9
18	12
19	30
20	10
21	14
22	11
23	23
24	24
25	25
26	4
27	27
28	28
29	29
30	-11
31	31
32	16
33	22
34	34
35	21
36	36
37	37
38	19
39	39
40	40
41	41
42	42
43	43
44	44
45	45
46	23
47	47
48	8
49	49
50	25
51	51
52	52
53	53
54	27
55	34
56	-1
57	38
58	29
59	59
60	60
61	61
62	31
63	63
64	64
65	65
66	66
67	67
68	34
69	307
70	70
71	71