A242442 - cp's OEIS frontend

A242442 Number of ways of writing n, a positive integer, as an unordered sum of a triangular number (A000217), an odd square (A016754) and a pentagonal number (A000326).

n	a(n)
1	1
2	2
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	2
11	2
12	3
13	2
14	2
15	2
16	4
17	2
18	0
19	2
20	2
21	2
22	2
23	3
24	4
25	2
26	3
27	3
28	2
29	4
30	3
31	5
32	2
33	2
34	3
35	2
36	4
37	5
38	4
39	1
40	3
41	3
42	4
43	1
44	2
45	3
46	5
47	5
48	1
49	3
50	5
51	5
52	4
53	4
54	4
55	4
56	2
57	5
58	4
59	5
60	4
61	5
62	4
63	2
64	5
65	4
66	4
67	4
68	4
69	2
70	4
71	5
72	5
73	2
74	2
75	6
76	5
77	4
78	2
79	4
80	6
81	7
82	7
83	2
84	3
85	5
86	6
87	5
88	5
89	5
90	2
91	5
92	9
93	3
94	5
95	2
96	8
97	6
98	1
99	8
100	3

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

cp's OEIS Frontend

A242442 Number of ways of writing n, a positive integer, as an unordered sum of a triangular number (A000217), an odd square (A016754) and a pentagonal number (A000326).

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	2
11	2
12	3
13	2
14	2
15	2
16	4
17	2
18	0
19	2
20	2
21	2
22	2
23	3
24	4
25	2
26	3
27	3
28	2
29	4
30	3
31	5
32	2
33	2
34	3
35	2
36	4
37	5
38	4
39	1
40	3
41	3
42	4
43	1
44	2
45	3
46	5
47	5
48	1
49	3
50	5
51	5
52	4
53	4
54	4
55	4
56	2
57	5
58	4
59	5
60	4
61	5
62	4
63	2
64	5
65	4
66	4
67	4
68	4
69	2
70	4
71	5
72	5
73	2
74	2
75	6
76	5
77	4
78	2
79	4
80	6
81	7
82	7
83	2
84	3
85	5
86	6
87	5
88	5
89	5
90	2
91	5
92	9
93	3
94	5
95	2
96	8
97	6
98	1
99	8
100	3

n	a(n)
1	1
2	2
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	2
11	2
12	3
13	2
14	2
15	2
16	4
17	2
18	0
19	2
20	2
21	2
22	2
23	3
24	4
25	2
26	3
27	3
28	2
29	4
30	3
31	5
32	2
33	2
34	3
35	2
36	4
37	5
38	4
39	1
40	3
41	3
42	4
43	1
44	2
45	3
46	5
47	5
48	1
49	3
50	5
51	5
52	4
53	4
54	4
55	4
56	2
57	5
58	4
59	5
60	4
61	5
62	4
63	2
64	5
65	4
66	4
67	4
68	4
69	2
70	4
71	5
72	5
73	2
74	2
75	6
76	5
77	4
78	2
79	4
80	6
81	7
82	7
83	2
84	3
85	5
86	6
87	5
88	5
89	5
90	2
91	5
92	9
93	3
94	5
95	2
96	8
97	6
98	1
99	8
100	3

n	a(n)
1	1
2	2
3	1
4	1
5	1
6	1
7	2
8	1
9	2
10	2
11	2
12	3
13	2
14	2
15	2
16	4
17	2
18	0
19	2
20	2
21	2
22	2
23	3
24	4
25	2
26	3
27	3
28	2
29	4
30	3
31	5
32	2
33	2
34	3
35	2
36	4
37	5
38	4
39	1
40	3
41	3
42	4
43	1
44	2
45	3
46	5
47	5
48	1
49	3
50	5
51	5
52	4
53	4
54	4
55	4
56	2
57	5
58	4
59	5
60	4
61	5
62	4
63	2
64	5
65	4
66	4
67	4
68	4
69	2
70	4
71	5
72	5
73	2
74	2
75	6
76	5
77	4
78	2
79	4
80	6
81	7
82	7
83	2
84	3
85	5
86	6
87	5
88	5
89	5
90	2
91	5
92	9
93	3
94	5
95	2
96	8
97	6
98	1
99	8
100	3