A374628 - cp's OEIS frontend

A374628 Expansion of Product_{k>=0} (1 + x^(3^k))^3.

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

[1, 3, 3, 4, 9, 9, 6, 9, 9, 7, 12, 12, 13, 27, 27, 18, 27, 27, 15, 18, 18, 15, 27, 27, 18, 27, 27, 16, 21, 21, 19, 36, 36, 24, 36, 36, 25, 39, 39, 40, 81, 81, 54, 81, 81, 45, 54, 54, 45, 81, 81, 54, 81, 81, 42, 45, 45, 33, 54, 54, 36, 54, 54, 33, 45, 45, 42, 81, 81, 54, 81, 81, 45, 54, 54, 45, 81, 81, 54, 81, 81]

cp's OEIS Frontend

A374628 Expansion of Product_{k>=0} (1 + x^(3^k))^3.

Table of values

List of values

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

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

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