A175244 - cp's OEIS frontend

A175244 For k>=1 let k = a(i)^2 +...+ a(i+r-1)^2, r is the least number of squares that add up to k (A002828); a(i)<=a(i+1)<=..<=a(i+r-1); i>=1.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	1
11	1
12	2
13	1
14	1
15	1
16	2
17	2
18	2
19	3
20	1
21	3
22	1
23	1
24	3
25	1
26	1
27	1
28	3
29	2
30	3
31	1
32	2
33	3
34	1
35	1
36	2
37	3
38	4
39	1
40	4
41	1
42	1
43	4
44	1
45	1
46	1
47	4
48	2
49	4
50	1
51	2
52	4
53	1
54	1
55	2
56	4
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	4
65	5
66	1
67	5
68	1
69	1
70	5
71	1
72	1
73	1
74	5
75	2
76	5
77	1
78	2
79	5
80	1
81	1
82	2
83	5
84	1
85	1
86	1
87	2
88	5
89	2
90	2
91	5
92	3
93	5

[1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2, 1, 1, 1, 2, 2, 2, 3, 1, 3, 1, 1, 3, 1, 1, 1, 3, 2, 3, 1, 2, 3, 1, 1, 2, 3, 4, 1, 4, 1, 1, 4, 1, 1, 1, 4, 2, 4, 1, 2, 4, 1, 1, 2, 4, 1, 1, 1, 2, 4, 2, 2, 4, 5, 1, 5, 1, 1, 5, 1, 1, 1, 5, 2, 5, 1, 2, 5, 1, 1, 2, 5, 1, 1, 1, 2, 5, 2, 2, 5, 3, 5]

cp's OEIS Frontend

A175244 For k>=1 let k = a(i)^2 +...+ a(i+r-1)^2, r is the least number of squares that add up to k (A002828); a(i)<=a(i+1)<=..<=a(i+r-1); i>=1.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	1
11	1
12	2
13	1
14	1
15	1
16	2
17	2
18	2
19	3
20	1
21	3
22	1
23	1
24	3
25	1
26	1
27	1
28	3
29	2
30	3
31	1
32	2
33	3
34	1
35	1
36	2
37	3
38	4
39	1
40	4
41	1
42	1
43	4
44	1
45	1
46	1
47	4
48	2
49	4
50	1
51	2
52	4
53	1
54	1
55	2
56	4
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	4
65	5
66	1
67	5
68	1
69	1
70	5
71	1
72	1
73	1
74	5
75	2
76	5
77	1
78	2
79	5
80	1
81	1
82	2
83	5
84	1
85	1
86	1
87	2
88	5
89	2
90	2
91	5
92	3
93	5

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	1
11	1
12	2
13	1
14	1
15	1
16	2
17	2
18	2
19	3
20	1
21	3
22	1
23	1
24	3
25	1
26	1
27	1
28	3
29	2
30	3
31	1
32	2
33	3
34	1
35	1
36	2
37	3
38	4
39	1
40	4
41	1
42	1
43	4
44	1
45	1
46	1
47	4
48	2
49	4
50	1
51	2
52	4
53	1
54	1
55	2
56	4
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	4
65	5
66	1
67	5
68	1
69	1
70	5
71	1
72	1
73	1
74	5
75	2
76	5
77	1
78	2
79	5
80	1
81	1
82	2
83	5
84	1
85	1
86	1
87	2
88	5
89	2
90	2
91	5
92	3
93	5

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	1
11	1
12	2
13	1
14	1
15	1
16	2
17	2
18	2
19	3
20	1
21	3
22	1
23	1
24	3
25	1
26	1
27	1
28	3
29	2
30	3
31	1
32	2
33	3
34	1
35	1
36	2
37	3
38	4
39	1
40	4
41	1
42	1
43	4
44	1
45	1
46	1
47	4
48	2
49	4
50	1
51	2
52	4
53	1
54	1
55	2
56	4
57	1
58	1
59	1
60	2
61	4
62	2
63	2
64	4
65	5
66	1
67	5
68	1
69	1
70	5
71	1
72	1
73	1
74	5
75	2
76	5
77	1
78	2
79	5
80	1
81	1
82	2
83	5
84	1
85	1
86	1
87	2
88	5
89	2
90	2
91	5
92	3
93	5