A322523 - cp's OEIS frontend

A322523 a(n) is the least nonnegative integer k for which there does not exist i < j with i+j=n and a(i)=a(j)=k.

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

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

cp's OEIS Frontend

A322523 a(n) is the least nonnegative integer k for which there does not exist i < j with i+j=n and a(i)=a(j)=k.

Table of values

List of values

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

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

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