A364444 - cp's OEIS frontend

A364444 a(n) is the number of integers k with n^2 < k < (n+1)^2 that are the sum of no more than 3 squares, counting multiple representations only once.

n	a(n)
0	0
1	2
2	3
3	5
4	7
5	8
6	10
7	11
8	14
9	15
10	16
11	18
12	20
13	22
14	23
15	24
16	27
17	29
18	30
19	31
20	34
21	34
22	36
23	38
24	40
25	42
26	44
27	44
28	47
29	48
30	49
31	51
32	54
33	55
34	57
35	58
36	61
37	61
38	62
39	65
40	67
41	69
42	69
43	71
44	73
45	75
46	76
47	78
48	81
49	81
50	83
51	85
52	87
53	89
54	89
55	91
56	94
57	95
58	97
59	97
60	100
61	101
62	103
63	104
64	107
65	109

[0, 2, 3, 5, 7, 8, 10, 11, 14, 15, 16, 18, 20, 22, 23, 24, 27, 29, 30, 31, 34, 34, 36, 38, 40, 42, 44, 44, 47, 48, 49, 51, 54, 55, 57, 58, 61, 61, 62, 65, 67, 69, 69, 71, 73, 75, 76, 78, 81, 81, 83, 85, 87, 89, 89, 91, 94, 95, 97, 97, 100, 101, 103, 104, 107, 109]

cp's OEIS Frontend

A364444 a(n) is the number of integers k with n^2 < k < (n+1)^2 that are the sum of no more than 3 squares, counting multiple representations only once.

Table of values

List of values

n	a(n)
0	0
1	2
2	3
3	5
4	7
5	8
6	10
7	11
8	14
9	15
10	16
11	18
12	20
13	22
14	23
15	24
16	27
17	29
18	30
19	31
20	34
21	34
22	36
23	38
24	40
25	42
26	44
27	44
28	47
29	48
30	49
31	51
32	54
33	55
34	57
35	58
36	61
37	61
38	62
39	65
40	67
41	69
42	69
43	71
44	73
45	75
46	76
47	78
48	81
49	81
50	83
51	85
52	87
53	89
54	89
55	91
56	94
57	95
58	97
59	97
60	100
61	101
62	103
63	104
64	107
65	109

n	a(n)
0	0
1	2
2	3
3	5
4	7
5	8
6	10
7	11
8	14
9	15
10	16
11	18
12	20
13	22
14	23
15	24
16	27
17	29
18	30
19	31
20	34
21	34
22	36
23	38
24	40
25	42
26	44
27	44
28	47
29	48
30	49
31	51
32	54
33	55
34	57
35	58
36	61
37	61
38	62
39	65
40	67
41	69
42	69
43	71
44	73
45	75
46	76
47	78
48	81
49	81
50	83
51	85
52	87
53	89
54	89
55	91
56	94
57	95
58	97
59	97
60	100
61	101
62	103
63	104
64	107
65	109

n	a(n)
0	0
1	2
2	3
3	5
4	7
5	8
6	10
7	11
8	14
9	15
10	16
11	18
12	20
13	22
14	23
15	24
16	27
17	29
18	30
19	31
20	34
21	34
22	36
23	38
24	40
25	42
26	44
27	44
28	47
29	48
30	49
31	51
32	54
33	55
34	57
35	58
36	61
37	61
38	62
39	65
40	67
41	69
42	69
43	71
44	73
45	75
46	76
47	78
48	81
49	81
50	83
51	85
52	87
53	89
54	89
55	91
56	94
57	95
58	97
59	97
60	100
61	101
62	103
63	104
64	107
65	109