A364222 - cp's OEIS frontend

A364222 Expansion of Sum_{k>=0} 3^k * x^(3^k) / (1 - x^(3^k))^2.

n	a(n)
1	1
2	2
3	6
4	4
5	5
6	12
7	7
8	8
9	27
10	10
11	11
12	24
13	13
14	14
15	30
16	16
17	17
18	54
19	19
20	20
21	42
22	22
23	23
24	48
25	25
26	26
27	108
28	28
29	29
30	60
31	31
32	32
33	66
34	34
35	35
36	108
37	37
38	38
39	78
40	40
41	41
42	84
43	43
44	44
45	135
46	46
47	47
48	96
49	49
50	50
51	102
52	52
53	53
54	216
55	55
56	56
57	114
58	58
59	59
60	120
61	61
62	62
63	189
64	64
65	65
66	132
67	67
68	68
69	138
70	70
71	71
72	216
73	73
74	74

[1, 2, 6, 4, 5, 12, 7, 8, 27, 10, 11, 24, 13, 14, 30, 16, 17, 54, 19, 20, 42, 22, 23, 48, 25, 26, 108, 28, 29, 60, 31, 32, 66, 34, 35, 108, 37, 38, 78, 40, 41, 84, 43, 44, 135, 46, 47, 96, 49, 50, 102, 52, 53, 216, 55, 56, 114, 58, 59, 120, 61, 62, 189, 64, 65, 132, 67, 68, 138, 70, 71, 216, 73, 74]

cp's OEIS Frontend

A364222 Expansion of Sum_{k>=0} 3^k * x^(3^k) / (1 - x^(3^k))^2.

Table of values

List of values

n	a(n)
1	1
2	2
3	6
4	4
5	5
6	12
7	7
8	8
9	27
10	10
11	11
12	24
13	13
14	14
15	30
16	16
17	17
18	54
19	19
20	20
21	42
22	22
23	23
24	48
25	25
26	26
27	108
28	28
29	29
30	60
31	31
32	32
33	66
34	34
35	35
36	108
37	37
38	38
39	78
40	40
41	41
42	84
43	43
44	44
45	135
46	46
47	47
48	96
49	49
50	50
51	102
52	52
53	53
54	216
55	55
56	56
57	114
58	58
59	59
60	120
61	61
62	62
63	189
64	64
65	65
66	132
67	67
68	68
69	138
70	70
71	71
72	216
73	73
74	74

n	a(n)
1	1
2	2
3	6
4	4
5	5
6	12
7	7
8	8
9	27
10	10
11	11
12	24
13	13
14	14
15	30
16	16
17	17
18	54
19	19
20	20
21	42
22	22
23	23
24	48
25	25
26	26
27	108
28	28
29	29
30	60
31	31
32	32
33	66
34	34
35	35
36	108
37	37
38	38
39	78
40	40
41	41
42	84
43	43
44	44
45	135
46	46
47	47
48	96
49	49
50	50
51	102
52	52
53	53
54	216
55	55
56	56
57	114
58	58
59	59
60	120
61	61
62	62
63	189
64	64
65	65
66	132
67	67
68	68
69	138
70	70
71	71
72	216
73	73
74	74

n	a(n)
1	1
2	2
3	6
4	4
5	5
6	12
7	7
8	8
9	27
10	10
11	11
12	24
13	13
14	14
15	30
16	16
17	17
18	54
19	19
20	20
21	42
22	22
23	23
24	48
25	25
26	26
27	108
28	28
29	29
30	60
31	31
32	32
33	66
34	34
35	35
36	108
37	37
38	38
39	78
40	40
41	41
42	84
43	43
44	44
45	135
46	46
47	47
48	96
49	49
50	50
51	102
52	52
53	53
54	216
55	55
56	56
57	114
58	58
59	59
60	120
61	61
62	62
63	189
64	64
65	65
66	132
67	67
68	68
69	138
70	70
71	71
72	216
73	73
74	74