A018937 - cp's OEIS frontend

A018937 Let S be the smallest square that is the sum of n distinct positive integers. Then a(n) is the smallest k such that there exist n distinct positive integers <= k whose squares sum to S.

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

[1, 4, 6, 6, 7, 9, 9, 11, 11, 13, 12, 16, 15, 16, 20, 21, 19, 22, 22, 22, 23, 25, 28, 24, 26, 29, 32, 36, 34, 33, 34, 35, 36, 38, 38, 39, 40, 45, 42, 44, 44, 44, 48, 48, 49, 50, 49, 51, 52, 54, 57, 56, 57, 56, 61, 63, 59, 61, 64, 64, 65, 65, 69, 67, 69, 76, 76, 71, 75, 73, 80, 73]

cp's OEIS Frontend

A018937 Let S be the smallest square that is the sum of n distinct positive integers. Then a(n) is the smallest k such that there exist n distinct positive integers <= k whose squares sum to S.

Table of values

List of values

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

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

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