A271026 - cp's OEIS frontend

A271026 Number of ordered ways to write n as x^7 + y^4 + z^3 + w*(3w+1)/2, where x, y, z are nonnegative integers, and w is an integer.

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

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

cp's OEIS Frontend

A271026 Number of ordered ways to write n as x^7 + y^4 + z^3 + w*(3w+1)/2, where x, y, z are nonnegative integers, and w is an integer.

Table of values

List of values

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

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

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