A101160 - cp's OEIS frontend

A101160 a(n) is the smallest integer j for which n+(n+1)+...+(n+j) is a square.

n	a(n)
1	0
2	2
3	4
4	0
5	8
6	10
7	12
8	14
9	0
10	18
11	2
12	1
13	24
14	26
15	28
16	0
17	32
18	4
19	36
20	38
21	7
22	42
23	44
24	1
25	0
26	2
27	52
28	54
29	56
30	58
31	60
32	8
33	64
34	66
35	5
36	0
37	7
38	74
39	10
40	1
41	80
42	82
43	4
44	86
45	8
46	12
47	2
48	94
49	0
50	98
51	100
52	17
53	14
54	106
55	108
56	110
57	7
58	9
59	116
60	1
61	120
62	23
63	124
64	0
65	128

[0, 2, 4, 0, 8, 10, 12, 14, 0, 18, 2, 1, 24, 26, 28, 0, 32, 4, 36, 38, 7, 42, 44, 1, 0, 2, 52, 54, 56, 58, 60, 8, 64, 66, 5, 0, 7, 74, 10, 1, 80, 82, 4, 86, 8, 12, 2, 94, 0, 98, 100, 17, 14, 106, 108, 110, 7, 9, 116, 1, 120, 23, 124, 0, 128]

cp's OEIS Frontend

A101160 a(n) is the smallest integer j for which n+(n+1)+...+(n+j) is a square.

Table of values

List of values

n	a(n)
1	0
2	2
3	4
4	0
5	8
6	10
7	12
8	14
9	0
10	18
11	2
12	1
13	24
14	26
15	28
16	0
17	32
18	4
19	36
20	38
21	7
22	42
23	44
24	1
25	0
26	2
27	52
28	54
29	56
30	58
31	60
32	8
33	64
34	66
35	5
36	0
37	7
38	74
39	10
40	1
41	80
42	82
43	4
44	86
45	8
46	12
47	2
48	94
49	0
50	98
51	100
52	17
53	14
54	106
55	108
56	110
57	7
58	9
59	116
60	1
61	120
62	23
63	124
64	0
65	128

n	a(n)
1	0
2	2
3	4
4	0
5	8
6	10
7	12
8	14
9	0
10	18
11	2
12	1
13	24
14	26
15	28
16	0
17	32
18	4
19	36
20	38
21	7
22	42
23	44
24	1
25	0
26	2
27	52
28	54
29	56
30	58
31	60
32	8
33	64
34	66
35	5
36	0
37	7
38	74
39	10
40	1
41	80
42	82
43	4
44	86
45	8
46	12
47	2
48	94
49	0
50	98
51	100
52	17
53	14
54	106
55	108
56	110
57	7
58	9
59	116
60	1
61	120
62	23
63	124
64	0
65	128

n	a(n)
1	0
2	2
3	4
4	0
5	8
6	10
7	12
8	14
9	0
10	18
11	2
12	1
13	24
14	26
15	28
16	0
17	32
18	4
19	36
20	38
21	7
22	42
23	44
24	1
25	0
26	2
27	52
28	54
29	56
30	58
31	60
32	8
33	64
34	66
35	5
36	0
37	7
38	74
39	10
40	1
41	80
42	82
43	4
44	86
45	8
46	12
47	2
48	94
49	0
50	98
51	100
52	17
53	14
54	106
55	108
56	110
57	7
58	9
59	116
60	1
61	120
62	23
63	124
64	0
65	128