A270533 - cp's OEIS frontend

A270533 Number of ordered ways to write n = x^4 + x^3 + y^2 + z*(3z-1)/2, where x and y are nonnegative integers, and z is an integer.

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

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

cp's OEIS Frontend

A270533 Number of ordered ways to write n = x^4 + x^3 + y^2 + z*(3z-1)/2, where x and y are nonnegative integers, and z is an integer.

Table of values

List of values

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

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

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