A108964 - cp's OEIS frontend

A108964 Write n in balanced ternary notation, omit any zeros and form the left-to-right alternating sum mod 3.

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

[0, 1, 2, 1, 0, 1, 2, 0, 2, 1, 0, 2, 0, 1, 2, 1, 0, 1, 2, 0, 1, 0, 2, 1, 2, 0, 2, 1, 0, 2, 0, 1, 0, 2, 1, 2, 0, 1, 2, 1, 0, 1, 2, 0, 2, 1, 0, 2, 0, 1, 2, 1, 0, 1, 2, 0, 1, 0, 2, 0, 1, 2, 1, 0, 2, 1, 2, 0, 2, 1, 0, 1, 2, 0, 1, 0, 2, 1, 2, 0, 2, 1, 0, 2, 0, 1, 0, 2, 1, 2, 0, 1, 2, 1, 0, 2, 0, 1, 0, 2, 1, 0, 1, 2, 0, 2]

cp's OEIS Frontend

A108964 Write n in balanced ternary notation, omit any zeros and form the left-to-right alternating sum mod 3.

Table of values

List of values

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

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

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