A327625 - cp's OEIS frontend

A327625 Expansion of Sum_{k>=0} x^(3^k) / (1 - x^(3^k))^2.

n	a(n)
1	1
2	2
3	4
4	4
5	5
6	8
7	7
8	8
9	13
10	10
11	11
12	16
13	13
14	14
15	20
16	16
17	17
18	26
19	19
20	20
21	28
22	22
23	23
24	32
25	25
26	26
27	40
28	28
29	29
30	40
31	31
32	32
33	44
34	34
35	35
36	52
37	37
38	38
39	52
40	40
41	41
42	56
43	43
44	44
45	65
46	46
47	47
48	64
49	49
50	50
51	68
52	52
53	53
54	80
55	55
56	56
57	76
58	58
59	59
60	80
61	61
62	62
63	91
64	64
65	65
66	88
67	67
68	68
69	92
70	70

[1, 2, 4, 4, 5, 8, 7, 8, 13, 10, 11, 16, 13, 14, 20, 16, 17, 26, 19, 20, 28, 22, 23, 32, 25, 26, 40, 28, 29, 40, 31, 32, 44, 34, 35, 52, 37, 38, 52, 40, 41, 56, 43, 44, 65, 46, 47, 64, 49, 50, 68, 52, 53, 80, 55, 56, 76, 58, 59, 80, 61, 62, 91, 64, 65, 88, 67, 68, 92, 70]

cp's OEIS Frontend

A327625 Expansion of Sum_{k>=0} x^(3^k) / (1 - x^(3^k))^2.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	4
5	5
6	8
7	7
8	8
9	13
10	10
11	11
12	16
13	13
14	14
15	20
16	16
17	17
18	26
19	19
20	20
21	28
22	22
23	23
24	32
25	25
26	26
27	40
28	28
29	29
30	40
31	31
32	32
33	44
34	34
35	35
36	52
37	37
38	38
39	52
40	40
41	41
42	56
43	43
44	44
45	65
46	46
47	47
48	64
49	49
50	50
51	68
52	52
53	53
54	80
55	55
56	56
57	76
58	58
59	59
60	80
61	61
62	62
63	91
64	64
65	65
66	88
67	67
68	68
69	92
70	70

n	a(n)
1	1
2	2
3	4
4	4
5	5
6	8
7	7
8	8
9	13
10	10
11	11
12	16
13	13
14	14
15	20
16	16
17	17
18	26
19	19
20	20
21	28
22	22
23	23
24	32
25	25
26	26
27	40
28	28
29	29
30	40
31	31
32	32
33	44
34	34
35	35
36	52
37	37
38	38
39	52
40	40
41	41
42	56
43	43
44	44
45	65
46	46
47	47
48	64
49	49
50	50
51	68
52	52
53	53
54	80
55	55
56	56
57	76
58	58
59	59
60	80
61	61
62	62
63	91
64	64
65	65
66	88
67	67
68	68
69	92
70	70

n	a(n)
1	1
2	2
3	4
4	4
5	5
6	8
7	7
8	8
9	13
10	10
11	11
12	16
13	13
14	14
15	20
16	16
17	17
18	26
19	19
20	20
21	28
22	22
23	23
24	32
25	25
26	26
27	40
28	28
29	29
30	40
31	31
32	32
33	44
34	34
35	35
36	52
37	37
38	38
39	52
40	40
41	41
42	56
43	43
44	44
45	65
46	46
47	47
48	64
49	49
50	50
51	68
52	52
53	53
54	80
55	55
56	56
57	76
58	58
59	59
60	80
61	61
62	62
63	91
64	64
65	65
66	88
67	67
68	68
69	92
70	70