A283669 - cp's OEIS frontend

A283669 a(n) = q(n-q(n+1)+2) - q(n-q(n)+2) where q(n) = A005185(n).

n	a(n)
1	0
2	-1
3	-1
4	0
5	-1
6	-1
7	0
8	0
9	0
10	0
11	-2
12	0
13	0
14	-1
15	0
16	-1
17	-1
18	0
19	0
20	0
21	0
22	0
23	-2
24	2
25	0
26	0
27	0
28	0
29	0
30	-1
31	1
32	0
33	-1
34	1
35	2
36	0
37	-1
38	0
39	-1
40	-1
41	0
42	0
43	0
44	0
45	0
46	0
47	-4
48	3
49	-2
50	-4
51	2
52	2
53	-2
54	0
55	0
56	-2
57	0
58	0
59	0
60	0
61	0
62	-1
63	3
64	4
65	-3
66	1
67	-1
68	0
69	3
70	4
71	2
72	1
73	-2
74	-1
75	2
76	-2
77	1
78	-1
79	0
80	1
81	1
82	0
83	-2
84	1
85	-1
86	-1
87	0
88	0
89	0
90	0

[0, -1, -1, 0, -1, -1, 0, 0, 0, 0, -2, 0, 0, -1, 0, -1, -1, 0, 0, 0, 0, 0, -2, 2, 0, 0, 0, 0, 0, -1, 1, 0, -1, 1, 2, 0, -1, 0, -1, -1, 0, 0, 0, 0, 0, 0, -4, 3, -2, -4, 2, 2, -2, 0, 0, -2, 0, 0, 0, 0, 0, -1, 3, 4, -3, 1, -1, 0, 3, 4, 2, 1, -2, -1, 2, -2, 1, -1, 0, 1, 1, 0, -2, 1, -1, -1, 0, 0, 0, 0]

cp's OEIS Frontend

A283669 a(n) = q(n-q(n+1)+2) - q(n-q(n)+2) where q(n) = A005185(n).

Table of values

List of values

n	a(n)
1	0
2	-1
3	-1
4	0
5	-1
6	-1
7	0
8	0
9	0
10	0
11	-2
12	0
13	0
14	-1
15	0
16	-1
17	-1
18	0
19	0
20	0
21	0
22	0
23	-2
24	2
25	0
26	0
27	0
28	0
29	0
30	-1
31	1
32	0
33	-1
34	1
35	2
36	0
37	-1
38	0
39	-1
40	-1
41	0
42	0
43	0
44	0
45	0
46	0
47	-4
48	3
49	-2
50	-4
51	2
52	2
53	-2
54	0
55	0
56	-2
57	0
58	0
59	0
60	0
61	0
62	-1
63	3
64	4
65	-3
66	1
67	-1
68	0
69	3
70	4
71	2
72	1
73	-2
74	-1
75	2
76	-2
77	1
78	-1
79	0
80	1
81	1
82	0
83	-2
84	1
85	-1
86	-1
87	0
88	0
89	0
90	0

n	a(n)
1	0
2	-1
3	-1
4	0
5	-1
6	-1
7	0
8	0
9	0
10	0
11	-2
12	0
13	0
14	-1
15	0
16	-1
17	-1
18	0
19	0
20	0
21	0
22	0
23	-2
24	2
25	0
26	0
27	0
28	0
29	0
30	-1
31	1
32	0
33	-1
34	1
35	2
36	0
37	-1
38	0
39	-1
40	-1
41	0
42	0
43	0
44	0
45	0
46	0
47	-4
48	3
49	-2
50	-4
51	2
52	2
53	-2
54	0
55	0
56	-2
57	0
58	0
59	0
60	0
61	0
62	-1
63	3
64	4
65	-3
66	1
67	-1
68	0
69	3
70	4
71	2
72	1
73	-2
74	-1
75	2
76	-2
77	1
78	-1
79	0
80	1
81	1
82	0
83	-2
84	1
85	-1
86	-1
87	0
88	0
89	0
90	0

n	a(n)
1	0
2	-1
3	-1
4	0
5	-1
6	-1
7	0
8	0
9	0
10	0
11	-2
12	0
13	0
14	-1
15	0
16	-1
17	-1
18	0
19	0
20	0
21	0
22	0
23	-2
24	2
25	0
26	0
27	0
28	0
29	0
30	-1
31	1
32	0
33	-1
34	1
35	2
36	0
37	-1
38	0
39	-1
40	-1
41	0
42	0
43	0
44	0
45	0
46	0
47	-4
48	3
49	-2
50	-4
51	2
52	2
53	-2
54	0
55	0
56	-2
57	0
58	0
59	0
60	0
61	0
62	-1
63	3
64	4
65	-3
66	1
67	-1
68	0
69	3
70	4
71	2
72	1
73	-2
74	-1
75	2
76	-2
77	1
78	-1
79	0
80	1
81	1
82	0
83	-2
84	1
85	-1
86	-1
87	0
88	0
89	0
90	0