A334138 - cp's OEIS frontend

A334138 Number of ways to write n as x^4 + y(2y+1) + z(3z+1), where x is a nonnegative integer, and y and z are integers.

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

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

cp's OEIS Frontend

A334138 Number of ways to write n as x^4 + y(2y+1) + z(3z+1), where x is a nonnegative integer, and y and z are integers.

Table of values

List of values

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

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

cp's OEIS Frontend

A334138 Number of ways to write n as x^4 + y*(2*y+1) + z*(3*z+1), where x is a nonnegative integer, and y and z are integers.

Table of values

List of values

A334138 Number of ways to write n as x^4 + y(2y+1) + z(3z+1), where x is a nonnegative integer, and y and z are integers.

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