A101157 - cp's OEIS frontend

A101157 Let j be the smallest integer for which n+(n+1)+...+(n+j) is a square, say k^2; then a(n)=k.

n	a(n)
1	1
2	3
3	5
4	2
5	9
6	11
7	13
8	15
9	3
10	19
11	6
12	5
13	25
14	27
15	29
16	4
17	33
18	10
19	37
20	39
21	14
22	43
23	45
24	7
25	5
26	9
27	53
28	55
29	57
30	59
31	61
32	18
33	65
34	67
35	15
36	6
37	18
38	75
39	22
40	9
41	81
42	83
43	15
44	87
45	21
46	26
47	12
48	95
49	7
50	99
51	101
52	33
53	30
54	107
55	109
56	111
57	22
58	25
59	117
60	11
61	121
62	42
63	125
64	8
65	129

[1, 3, 5, 2, 9, 11, 13, 15, 3, 19, 6, 5, 25, 27, 29, 4, 33, 10, 37, 39, 14, 43, 45, 7, 5, 9, 53, 55, 57, 59, 61, 18, 65, 67, 15, 6, 18, 75, 22, 9, 81, 83, 15, 87, 21, 26, 12, 95, 7, 99, 101, 33, 30, 107, 109, 111, 22, 25, 117, 11, 121, 42, 125, 8, 129]

cp's OEIS Frontend

A101157 Let j be the smallest integer for which n+(n+1)+...+(n+j) is a square, say k^2; then a(n)=k.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	2
5	9
6	11
7	13
8	15
9	3
10	19
11	6
12	5
13	25
14	27
15	29
16	4
17	33
18	10
19	37
20	39
21	14
22	43
23	45
24	7
25	5
26	9
27	53
28	55
29	57
30	59
31	61
32	18
33	65
34	67
35	15
36	6
37	18
38	75
39	22
40	9
41	81
42	83
43	15
44	87
45	21
46	26
47	12
48	95
49	7
50	99
51	101
52	33
53	30
54	107
55	109
56	111
57	22
58	25
59	117
60	11
61	121
62	42
63	125
64	8
65	129

n	a(n)
1	1
2	3
3	5
4	2
5	9
6	11
7	13
8	15
9	3
10	19
11	6
12	5
13	25
14	27
15	29
16	4
17	33
18	10
19	37
20	39
21	14
22	43
23	45
24	7
25	5
26	9
27	53
28	55
29	57
30	59
31	61
32	18
33	65
34	67
35	15
36	6
37	18
38	75
39	22
40	9
41	81
42	83
43	15
44	87
45	21
46	26
47	12
48	95
49	7
50	99
51	101
52	33
53	30
54	107
55	109
56	111
57	22
58	25
59	117
60	11
61	121
62	42
63	125
64	8
65	129

n	a(n)
1	1
2	3
3	5
4	2
5	9
6	11
7	13
8	15
9	3
10	19
11	6
12	5
13	25
14	27
15	29
16	4
17	33
18	10
19	37
20	39
21	14
22	43
23	45
24	7
25	5
26	9
27	53
28	55
29	57
30	59
31	61
32	18
33	65
34	67
35	15
36	6
37	18
38	75
39	22
40	9
41	81
42	83
43	15
44	87
45	21
46	26
47	12
48	95
49	7
50	99
51	101
52	33
53	30
54	107
55	109
56	111
57	22
58	25
59	117
60	11
61	121
62	42
63	125
64	8
65	129