A306614 - cp's OEIS frontend

A306614 Number of ways to write n as w^2 + (x(x+1)/2)^2 + (y(3y+1)/2)^2 + (z*(5z+1)/2)^2, where w,x,y,z are integers with w > 0 and x >= 0.

n	a(n)
1	1
2	2
3	1
4	1
5	4
6	4
7	1
8	2
9	5
10	6
11	4
12	2
13	5
14	9
15	4
16	1
17	6
18	7
19	4
20	4
21	4
22	5
23	4
24	1
25	4
26	8
27	4
28	1
29	6
30	7
31	3
32	0
33	3
34	6
35	7
36	3
37	3
38	9
39	5
40	3
41	7
42	5
43	3
44	6
45	7
46	6
47	5
48	1
49	7
50	11
51	4
52	2
53	7
54	9
55	5
56	2
57	3
58	7
59	9
60	4
61	3
62	10
63	6
64	1
65	8
66	7
67	3
68	6
69	6
70	6
71	6
72	2
73	4
74	11
75	4
76	3
77	5
78	5
79	4
80	1
81	4
82	5
83	9
84	3
85	6
86	12
87	5
88	0
89	7
90	10
91	6
92	5
93	3
94	10
95	9
96	0
97	2
98	11
99	5
100	4

[1, 2, 1, 1, 4, 4, 1, 2, 5, 6, 4, 2, 5, 9, 4, 1, 6, 7, 4, 4, 4, 5, 4, 1, 4, 8, 4, 1, 6, 7, 3, 0, 3, 6, 7, 3, 3, 9, 5, 3, 7, 5, 3, 6, 7, 6, 5, 1, 7, 11, 4, 2, 7, 9, 5, 2, 3, 7, 9, 4, 3, 10, 6, 1, 8, 7, 3, 6, 6, 6, 6, 2, 4, 11, 4, 3, 5, 5, 4, 1, 4, 5, 9, 3, 6, 12, 5, 0, 7, 10, 6, 5, 3, 10, 9, 0, 2, 11, 5, 4]

cp's OEIS Frontend

A306614 Number of ways to write n as w^2 + (x(x+1)/2)^2 + (y(3y+1)/2)^2 + (z*(5z+1)/2)^2, where w,x,y,z are integers with w > 0 and x >= 0.

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	1
5	4
6	4
7	1
8	2
9	5
10	6
11	4
12	2
13	5
14	9
15	4
16	1
17	6
18	7
19	4
20	4
21	4
22	5
23	4
24	1
25	4
26	8
27	4
28	1
29	6
30	7
31	3
32	0
33	3
34	6
35	7
36	3
37	3
38	9
39	5
40	3
41	7
42	5
43	3
44	6
45	7
46	6
47	5
48	1
49	7
50	11
51	4
52	2
53	7
54	9
55	5
56	2
57	3
58	7
59	9
60	4
61	3
62	10
63	6
64	1
65	8
66	7
67	3
68	6
69	6
70	6
71	6
72	2
73	4
74	11
75	4
76	3
77	5
78	5
79	4
80	1
81	4
82	5
83	9
84	3
85	6
86	12
87	5
88	0
89	7
90	10
91	6
92	5
93	3
94	10
95	9
96	0
97	2
98	11
99	5
100	4

n	a(n)
1	1
2	2
3	1
4	1
5	4
6	4
7	1
8	2
9	5
10	6
11	4
12	2
13	5
14	9
15	4
16	1
17	6
18	7
19	4
20	4
21	4
22	5
23	4
24	1
25	4
26	8
27	4
28	1
29	6
30	7
31	3
32	0
33	3
34	6
35	7
36	3
37	3
38	9
39	5
40	3
41	7
42	5
43	3
44	6
45	7
46	6
47	5
48	1
49	7
50	11
51	4
52	2
53	7
54	9
55	5
56	2
57	3
58	7
59	9
60	4
61	3
62	10
63	6
64	1
65	8
66	7
67	3
68	6
69	6
70	6
71	6
72	2
73	4
74	11
75	4
76	3
77	5
78	5
79	4
80	1
81	4
82	5
83	9
84	3
85	6
86	12
87	5
88	0
89	7
90	10
91	6
92	5
93	3
94	10
95	9
96	0
97	2
98	11
99	5
100	4

cp's OEIS Frontend

A306614 Number of ways to write n as w^2 + (x*(x+1)/2)^2 + (y*(3y+1)/2)^2 + (z*(5z+1)/2)^2, where w,x,y,z are integers with w > 0 and x >= 0.

Table of values

List of values

A306614 Number of ways to write n as w^2 + (x(x+1)/2)^2 + (y(3y+1)/2)^2 + (z*(5z+1)/2)^2, where w,x,y,z are integers with w > 0 and x >= 0.

n	a(n)
1	1
2	2
3	1
4	1
5	4
6	4
7	1
8	2
9	5
10	6
11	4
12	2
13	5
14	9
15	4
16	1
17	6
18	7
19	4
20	4
21	4
22	5
23	4
24	1
25	4
26	8
27	4
28	1
29	6
30	7
31	3
32	0
33	3
34	6
35	7
36	3
37	3
38	9
39	5
40	3
41	7
42	5
43	3
44	6
45	7
46	6
47	5
48	1
49	7
50	11
51	4
52	2
53	7
54	9
55	5
56	2
57	3
58	7
59	9
60	4
61	3
62	10
63	6
64	1
65	8
66	7
67	3
68	6
69	6
70	6
71	6
72	2
73	4
74	11
75	4
76	3
77	5
78	5
79	4
80	1
81	4
82	5
83	9
84	3
85	6
86	12
87	5
88	0
89	7
90	10
91	6
92	5
93	3
94	10
95	9
96	0
97	2
98	11
99	5
100	4