A086743 - cp's OEIS frontend

A086743 Numbers n such that the coefficient of x^n equals 0 in Product_{k>=1} (1 - x^(3^k)).

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

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

cp's OEIS Frontend

A086743 Numbers n such that the coefficient of x^n equals 0 in Product_{k>=1} (1 - x^(3^k)).

Table of values

List of values

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

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

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