A165916 - cp's OEIS frontend

A165916 Irregular triangle read by rows: squarefree quadratic non-residues.

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

[2, 2, 3, 2, 3, 2, 5, 3, 5, 6, 2, 3, 5, 6, 7, 2, 3, 5, 6, 2, 3, 7, 2, 6, 7, 10, 2, 3, 5, 6, 7, 10, 11, 2, 5, 6, 7, 11, 3, 5, 6, 10, 13, 2, 3, 5, 7, 11, 13, 14, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 3, 5, 6, 7, 10, 11, 14, 2, 3, 5, 6, 11, 14, 15, 17, 2, 3, 10, 13, 14, 15]

cp's OEIS Frontend

A165916 Irregular triangle read by rows: squarefree quadratic non-residues.

Table of values

List of values

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

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

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