A105830 - cp's OEIS frontend

A105830 For n>2, a(n) not appeared previously is such that a(n-1)^2+4a(n-2)a(n) is a minimal square, a(1)=1, a(2)=5.

n	a(n)
1	1
2	5
3	6
4	8
5	14
6	4
7	10
8	24
9	18
10	15
11	3
12	12
13	36
14	21
15	2
16	19
17	33
18	52
19	28
20	27
21	55
22	78
23	16
24	62
25	35
26	87
27	54
28	141
29	25
30	46
31	71
32	42
33	29
34	13
35	90
36	7
37	26
38	45
39	50
40	80
41	40
42	75
43	115
44	58
45	57
46	43
47	44
48	84
49	53
50	22
51	31
52	60
53	91
54	37
55	20
56	17
57	63
58	110
59	32
60	96
61	56
62	132
63	108
64	135
65	138
66	61
67	65
68	114
69	143
70	100

[1, 5, 6, 8, 14, 4, 10, 24, 18, 15, 3, 12, 36, 21, 2, 19, 33, 52, 28, 27, 55, 78, 16, 62, 35, 87, 54, 141, 25, 46, 71, 42, 29, 13, 90, 7, 26, 45, 50, 80, 40, 75, 115, 58, 57, 43, 44, 84, 53, 22, 31, 60, 91, 37, 20, 17, 63, 110, 32, 96, 56, 132, 108, 135, 138, 61, 65, 114, 143, 100]

cp's OEIS Frontend

A105830 For n>2, a(n) not appeared previously is such that a(n-1)^2+4a(n-2)a(n) is a minimal square, a(1)=1, a(2)=5.

Table of values

List of values

n	a(n)
1	1
2	5
3	6
4	8
5	14
6	4
7	10
8	24
9	18
10	15
11	3
12	12
13	36
14	21
15	2
16	19
17	33
18	52
19	28
20	27
21	55
22	78
23	16
24	62
25	35
26	87
27	54
28	141
29	25
30	46
31	71
32	42
33	29
34	13
35	90
36	7
37	26
38	45
39	50
40	80
41	40
42	75
43	115
44	58
45	57
46	43
47	44
48	84
49	53
50	22
51	31
52	60
53	91
54	37
55	20
56	17
57	63
58	110
59	32
60	96
61	56
62	132
63	108
64	135
65	138
66	61
67	65
68	114
69	143
70	100

n	a(n)
1	1
2	5
3	6
4	8
5	14
6	4
7	10
8	24
9	18
10	15
11	3
12	12
13	36
14	21
15	2
16	19
17	33
18	52
19	28
20	27
21	55
22	78
23	16
24	62
25	35
26	87
27	54
28	141
29	25
30	46
31	71
32	42
33	29
34	13
35	90
36	7
37	26
38	45
39	50
40	80
41	40
42	75
43	115
44	58
45	57
46	43
47	44
48	84
49	53
50	22
51	31
52	60
53	91
54	37
55	20
56	17
57	63
58	110
59	32
60	96
61	56
62	132
63	108
64	135
65	138
66	61
67	65
68	114
69	143
70	100

cp's OEIS Frontend

A105830 For n>2, a(n) not appeared previously is such that a(n-1)^2+4*a(n-2)*a(n) is a minimal square, a(1)=1, a(2)=5.

Table of values

List of values

A105830 For n>2, a(n) not appeared previously is such that a(n-1)^2+4a(n-2)a(n) is a minimal square, a(1)=1, a(2)=5.

n	a(n)
1	1
2	5
3	6
4	8
5	14
6	4
7	10
8	24
9	18
10	15
11	3
12	12
13	36
14	21
15	2
16	19
17	33
18	52
19	28
20	27
21	55
22	78
23	16
24	62
25	35
26	87
27	54
28	141
29	25
30	46
31	71
32	42
33	29
34	13
35	90
36	7
37	26
38	45
39	50
40	80
41	40
42	75
43	115
44	58
45	57
46	43
47	44
48	84
49	53
50	22
51	31
52	60
53	91
54	37
55	20
56	17
57	63
58	110
59	32
60	96
61	56
62	132
63	108
64	135
65	138
66	61
67	65
68	114
69	143
70	100