A303904 - cp's OEIS frontend

A303904 Expansion of (1/(1 - x))*Product_{k>=1} (1 + x^(k^3)).

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

[1, 2, 2, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 10, 10, 10, 10, 10, 10, 10, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13]

cp's OEIS Frontend

A303904 Expansion of (1/(1 - x))*Product_{k>=1} (1 + x^(k^3)).

Table of values

List of values

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

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

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