A026479 - cp's OEIS frontend

A026479 a(n) = least positive integer > a(n-1) and not a(i)a(j)a(k) for 1<=i

n	a(n)
1	1
2	2
3	4
4	5
5	6
6	7
7	9
8	11
9	13
10	15
11	16
12	17
13	19
14	21
15	23
16	25
17	27
18	29
19	31
20	33
21	37
22	39
23	41
24	43
25	47
26	49
27	51
28	53
29	57
30	59
31	61
32	67
33	69
34	71
35	73
36	79
37	81
38	83
39	87
40	89
41	93
42	97
43	101
44	103
45	107
46	109
47	111
48	113
49	121
50	123
51	127
52	129
53	131
54	137
55	139
56	141
57	149
58	151
59	157
60	159
61	163

[1, 2, 4, 5, 6, 7, 9, 11, 13, 15, 16, 17, 19, 21, 23, 25, 27, 29, 31, 33, 37, 39, 41, 43, 47, 49, 51, 53, 57, 59, 61, 67, 69, 71, 73, 79, 81, 83, 87, 89, 93, 97, 101, 103, 107, 109, 111, 113, 121, 123, 127, 129, 131, 137, 139, 141, 149, 151, 157, 159, 163]

cp's OEIS Frontend

A026479 a(n) = least positive integer > a(n-1) and not a(i)a(j)a(k) for 1<=i

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	5
5	6
6	7
7	9
8	11
9	13
10	15
11	16
12	17
13	19
14	21
15	23
16	25
17	27
18	29
19	31
20	33
21	37
22	39
23	41
24	43
25	47
26	49
27	51
28	53
29	57
30	59
31	61
32	67
33	69
34	71
35	73
36	79
37	81
38	83
39	87
40	89
41	93
42	97
43	101
44	103
45	107
46	109
47	111
48	113
49	121
50	123
51	127
52	129
53	131
54	137
55	139
56	141
57	149
58	151
59	157
60	159
61	163

n	a(n)
1	1
2	2
3	4
4	5
5	6
6	7
7	9
8	11
9	13
10	15
11	16
12	17
13	19
14	21
15	23
16	25
17	27
18	29
19	31
20	33
21	37
22	39
23	41
24	43
25	47
26	49
27	51
28	53
29	57
30	59
31	61
32	67
33	69
34	71
35	73
36	79
37	81
38	83
39	87
40	89
41	93
42	97
43	101
44	103
45	107
46	109
47	111
48	113
49	121
50	123
51	127
52	129
53	131
54	137
55	139
56	141
57	149
58	151
59	157
60	159
61	163

cp's OEIS Frontend

A026479 a(n) = least positive integer > a(n-1) and not a(i)*a(j)*a(k) for 1<=i

Table of values

List of values

A026479 a(n) = least positive integer > a(n-1) and not a(i)a(j)a(k) for 1<=i

n	a(n)
1	1
2	2
3	4
4	5
5	6
6	7
7	9
8	11
9	13
10	15
11	16
12	17
13	19
14	21
15	23
16	25
17	27
18	29
19	31
20	33
21	37
22	39
23	41
24	43
25	47
26	49
27	51
28	53
29	57
30	59
31	61
32	67
33	69
34	71
35	73
36	79
37	81
38	83
39	87
40	89
41	93
42	97
43	101
44	103
45	107
46	109
47	111
48	113
49	121
50	123
51	127
52	129
53	131
54	137
55	139
56	141
57	149
58	151
59	157
60	159
61	163