A306227 - cp's OEIS frontend

A306227 Number of ways to write n as w + x^4 + y(y+1)/2 + z(z+1)/2, where w is 0 or 1, and x, y, z are nonnegative integers with x >= w and y < z.

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

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

cp's OEIS Frontend

A306227 Number of ways to write n as w + x^4 + y(y+1)/2 + z(z+1)/2, where w is 0 or 1, and x, y, z are nonnegative integers with x >= w and y < z.

Table of values

List of values

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

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

cp's OEIS Frontend

A306227 Number of ways to write n as w + x^4 + y*(y+1)/2 + z*(z+1)/2, where w is 0 or 1, and x, y, z are nonnegative integers with x >= w and y < z.

Table of values

List of values

A306227 Number of ways to write n as w + x^4 + y(y+1)/2 + z(z+1)/2, where w is 0 or 1, and x, y, z are nonnegative integers with x >= w and y < z.

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