A303656 - cp's OEIS frontend

A303656 Number of ways to write n as a^2 + b^2 + 3^c + 5^d, where a,b,c,d are nonnegative integers with a <= b.

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

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

cp's OEIS Frontend

A303656 Number of ways to write n as a^2 + b^2 + 3^c + 5^d, where a,b,c,d are nonnegative integers with a <= b.

Table of values

List of values

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

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

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