A339930 - cp's OEIS frontend

A339930 a(n+1) = a(n-2-a(n)^2) + 1, starting with a(1) = a(2) = a(3) = 0.

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	2
12	2
13	2
14	2
15	3
16	2
17	3
18	2
19	3
20	3
21	2
22	4
23	2
24	4
25	2
26	4
27	3
28	3
29	4
30	3
31	4
32	3
33	3
34	5
35	2
36	5
37	2
38	5
39	3
40	4
41	5
42	3
43	5
44	3
45	4
46	4
47	4
48	5
49	3
50	6
51	3
52	5
53	3
54	4
55	6
56	4
57	6
58	4
59	5
60	4

[0, 0, 0, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 3, 2, 3, 2, 3, 3, 2, 4, 2, 4, 2, 4, 3, 3, 4, 3, 4, 3, 3, 5, 2, 5, 2, 5, 3, 4, 5, 3, 5, 3, 4, 4, 4, 5, 3, 6, 3, 5, 3, 4, 6, 4, 6, 4, 5, 4]

cp's OEIS Frontend

A339930 a(n+1) = a(n-2-a(n)^2) + 1, starting with a(1) = a(2) = a(3) = 0.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	2
12	2
13	2
14	2
15	3
16	2
17	3
18	2
19	3
20	3
21	2
22	4
23	2
24	4
25	2
26	4
27	3
28	3
29	4
30	3
31	4
32	3
33	3
34	5
35	2
36	5
37	2
38	5
39	3
40	4
41	5
42	3
43	5
44	3
45	4
46	4
47	4
48	5
49	3
50	6
51	3
52	5
53	3
54	4
55	6
56	4
57	6
58	4
59	5
60	4

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	2
12	2
13	2
14	2
15	3
16	2
17	3
18	2
19	3
20	3
21	2
22	4
23	2
24	4
25	2
26	4
27	3
28	3
29	4
30	3
31	4
32	3
33	3
34	5
35	2
36	5
37	2
38	5
39	3
40	4
41	5
42	3
43	5
44	3
45	4
46	4
47	4
48	5
49	3
50	6
51	3
52	5
53	3
54	4
55	6
56	4
57	6
58	4
59	5
60	4

n	a(n)
1	0
2	0
3	0
4	1
5	1
6	1
7	1
8	2
9	1
10	2
11	2
12	2
13	2
14	2
15	3
16	2
17	3
18	2
19	3
20	3
21	2
22	4
23	2
24	4
25	2
26	4
27	3
28	3
29	4
30	3
31	4
32	3
33	3
34	5
35	2
36	5
37	2
38	5
39	3
40	4
41	5
42	3
43	5
44	3
45	4
46	4
47	4
48	5
49	3
50	6
51	3
52	5
53	3
54	4
55	6
56	4
57	6
58	4
59	5
60	4