A214370 - cp's OEIS frontend

A214370 If a(n) has not yet been defined then set a(n) = least positive integer that has not yet occurred; also if a(n+1+a(n)) has not yet been defined then set a(n+1+a(n)) = a(n).

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

[1, 2, 1, 3, 2, 4, 5, 3, 6, 7, 4, 3, 5, 8, 9, 6, 10, 7, 5, 11, 12, 13, 8, 14, 9, 7, 15, 10, 16, 17, 18, 11, 19, 12, 9, 13, 20, 21, 14, 22, 23, 24, 15, 11, 9, 16, 12, 17, 25, 18, 26, 27, 19, 14, 9, 11, 28, 20, 15, 21, 29, 30, 22, 31, 23, 17, 24, 11, 18, 32, 33]

cp's OEIS Frontend

A214370 If a(n) has not yet been defined then set a(n) = least positive integer that has not yet occurred; also if a(n+1+a(n)) has not yet been defined then set a(n+1+a(n)) = a(n).

Table of values

List of values

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

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

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