A080096 - cp's OEIS frontend

A080096 a(1) = a(2) = 1, a(3) = 2, thereafter a(n) = abs(a(n-1) - a(n-2) - a(n-3)).

n	a(n)
1	1
2	1
3	2
4	0
5	3
6	1
7	2
8	2
9	1
10	3
11	0
12	4
13	1
14	3
15	2
16	2
17	3
18	1
19	4
20	0
21	5
22	1
23	4
24	2
25	3
26	3
27	2
28	4
29	1
30	5
31	0
32	6
33	1
34	5
35	2
36	4
37	3
38	3
39	4
40	2
41	5
42	1
43	6
44	0
45	7
46	1
47	6
48	2
49	5
50	3
51	4
52	4
53	3
54	5
55	2
56	6
57	1
58	7
59	0
60	8
61	1
62	7
63	2
64	6
65	3
66	5
67	4
68	4
69	5
70	3
71	6
72	2
73	7
74	1
75	8
76	0
77	9
78	1
79	8
80	2
81	7
82	3
83	6
84	4
85	5
86	5
87	4
88	6
89	3
90	7
91	2
92	8
93	1
94	9
95	0
96	10
97	1
98	9
99	2
100	8
101	3
102	7
103	4
104	6
105	5

[1, 1, 2, 0, 3, 1, 2, 2, 1, 3, 0, 4, 1, 3, 2, 2, 3, 1, 4, 0, 5, 1, 4, 2, 3, 3, 2, 4, 1, 5, 0, 6, 1, 5, 2, 4, 3, 3, 4, 2, 5, 1, 6, 0, 7, 1, 6, 2, 5, 3, 4, 4, 3, 5, 2, 6, 1, 7, 0, 8, 1, 7, 2, 6, 3, 5, 4, 4, 5, 3, 6, 2, 7, 1, 8, 0, 9, 1, 8, 2, 7, 3, 6, 4, 5, 5, 4, 6, 3, 7, 2, 8, 1, 9, 0, 10, 1, 9, 2, 8, 3, 7, 4, 6, 5]

cp's OEIS Frontend

A080096 a(1) = a(2) = 1, a(3) = 2, thereafter a(n) = abs(a(n-1) - a(n-2) - a(n-3)).

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	0
5	3
6	1
7	2
8	2
9	1
10	3
11	0
12	4
13	1
14	3
15	2
16	2
17	3
18	1
19	4
20	0
21	5
22	1
23	4
24	2
25	3
26	3
27	2
28	4
29	1
30	5
31	0
32	6
33	1
34	5
35	2
36	4
37	3
38	3
39	4
40	2
41	5
42	1
43	6
44	0
45	7
46	1
47	6
48	2
49	5
50	3
51	4
52	4
53	3
54	5
55	2
56	6
57	1
58	7
59	0
60	8
61	1
62	7
63	2
64	6
65	3
66	5
67	4
68	4
69	5
70	3
71	6
72	2
73	7
74	1
75	8
76	0
77	9
78	1
79	8
80	2
81	7
82	3
83	6
84	4
85	5
86	5
87	4
88	6
89	3
90	7
91	2
92	8
93	1
94	9
95	0
96	10
97	1
98	9
99	2
100	8
101	3
102	7
103	4
104	6
105	5

n	a(n)
1	1
2	1
3	2
4	0
5	3
6	1
7	2
8	2
9	1
10	3
11	0
12	4
13	1
14	3
15	2
16	2
17	3
18	1
19	4
20	0
21	5
22	1
23	4
24	2
25	3
26	3
27	2
28	4
29	1
30	5
31	0
32	6
33	1
34	5
35	2
36	4
37	3
38	3
39	4
40	2
41	5
42	1
43	6
44	0
45	7
46	1
47	6
48	2
49	5
50	3
51	4
52	4
53	3
54	5
55	2
56	6
57	1
58	7
59	0
60	8
61	1
62	7
63	2
64	6
65	3
66	5
67	4
68	4
69	5
70	3
71	6
72	2
73	7
74	1
75	8
76	0
77	9
78	1
79	8
80	2
81	7
82	3
83	6
84	4
85	5
86	5
87	4
88	6
89	3
90	7
91	2
92	8
93	1
94	9
95	0
96	10
97	1
98	9
99	2
100	8
101	3
102	7
103	4
104	6
105	5

n	a(n)
1	1
2	1
3	2
4	0
5	3
6	1
7	2
8	2
9	1
10	3
11	0
12	4
13	1
14	3
15	2
16	2
17	3
18	1
19	4
20	0
21	5
22	1
23	4
24	2
25	3
26	3
27	2
28	4
29	1
30	5
31	0
32	6
33	1
34	5
35	2
36	4
37	3
38	3
39	4
40	2
41	5
42	1
43	6
44	0
45	7
46	1
47	6
48	2
49	5
50	3
51	4
52	4
53	3
54	5
55	2
56	6
57	1
58	7
59	0
60	8
61	1
62	7
63	2
64	6
65	3
66	5
67	4
68	4
69	5
70	3
71	6
72	2
73	7
74	1
75	8
76	0
77	9
78	1
79	8
80	2
81	7
82	3
83	6
84	4
85	5
86	5
87	4
88	6
89	3
90	7
91	2
92	8
93	1
94	9
95	0
96	10
97	1
98	9
99	2
100	8
101	3
102	7
103	4
104	6
105	5