A074942 - cp's OEIS frontend

A074942 a(n) = phi(n) mod 3.

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

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

cp's OEIS Frontend

A074942 a(n) = phi(n) mod 3.

Table of values

List of values

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

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

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