A378711 - cp's OEIS frontend

A378711 Irregular triangle read by rows: row n gives the proper positive integer fundamental solutions (x, y) of x^2 - 15*y^2 = - A378710(n), for n >= 1.

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

[3, 1, 2, 1, 7, 2, 1, 1, 11, 3, 15, 4, 5, 2, 10, 3, 3, 2, 18, 5, 1, 2, 26, 7, 8, 3, 13, 4, 7, 3, 17, 5, 5, 3, 25, 7, 4, 3, 11, 4, 16, 5, 29, 8, 2, 3, 37, 10, 1, 3, 41, 11, 9, 4, 24, 7, 14, 5, 19, 6, 7, 4, 32, 9, 13, 5, 23, 7, 5, 4, 40, 11, 3, 4, 12, 5, 27, 8, 48, 13, 1, 4, 56, 15]

cp's OEIS Frontend

A378711 Irregular triangle read by rows: row n gives the proper positive integer fundamental solutions (x, y) of x^2 - 15*y^2 = - A378710(n), for n >= 1.

Table of values

List of values

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

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

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