A026478 - cp's OEIS frontend

A026478 a(n) = least positive integer > a(n-1) and not of form a(i)a(j)a(k) for 1<=i<=j<=k

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	11
7	13
8	16
9	17
10	19
11	23
12	24
13	29
14	31
15	36
16	37
17	40
18	41
19	43
20	47
21	53
22	54
23	56
24	59
25	60
26	61
27	67
28	71
29	73
30	79
31	81
32	83
33	84
34	88
35	89
36	90
37	97
38	100
39	101
40	103
41	104
42	107
43	109
44	113
45	126
46	127
47	128
48	131
49	132
50	135
51	136
52	137
53	139
54	140
55	149
56	150
57	151
58	152
59	156
60	157
61	163
62	167

[1, 2, 3, 5, 7, 11, 13, 16, 17, 19, 23, 24, 29, 31, 36, 37, 40, 41, 43, 47, 53, 54, 56, 59, 60, 61, 67, 71, 73, 79, 81, 83, 84, 88, 89, 90, 97, 100, 101, 103, 104, 107, 109, 113, 126, 127, 128, 131, 132, 135, 136, 137, 139, 140, 149, 150, 151, 152, 156, 157, 163, 167]

cp's OEIS Frontend

A026478 a(n) = least positive integer > a(n-1) and not of form a(i)a(j)a(k) for 1<=i<=j<=k

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	11
7	13
8	16
9	17
10	19
11	23
12	24
13	29
14	31
15	36
16	37
17	40
18	41
19	43
20	47
21	53
22	54
23	56
24	59
25	60
26	61
27	67
28	71
29	73
30	79
31	81
32	83
33	84
34	88
35	89
36	90
37	97
38	100
39	101
40	103
41	104
42	107
43	109
44	113
45	126
46	127
47	128
48	131
49	132
50	135
51	136
52	137
53	139
54	140
55	149
56	150
57	151
58	152
59	156
60	157
61	163
62	167

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	11
7	13
8	16
9	17
10	19
11	23
12	24
13	29
14	31
15	36
16	37
17	40
18	41
19	43
20	47
21	53
22	54
23	56
24	59
25	60
26	61
27	67
28	71
29	73
30	79
31	81
32	83
33	84
34	88
35	89
36	90
37	97
38	100
39	101
40	103
41	104
42	107
43	109
44	113
45	126
46	127
47	128
48	131
49	132
50	135
51	136
52	137
53	139
54	140
55	149
56	150
57	151
58	152
59	156
60	157
61	163
62	167

cp's OEIS Frontend

A026478 a(n) = least positive integer > a(n-1) and not of form a(i)*a(j)*a(k) for 1<=i<=j<=k

Table of values

List of values

A026478 a(n) = least positive integer > a(n-1) and not of form a(i)a(j)a(k) for 1<=i<=j<=k

n	a(n)
1	1
2	2
3	3
4	5
5	7
6	11
7	13
8	16
9	17
10	19
11	23
12	24
13	29
14	31
15	36
16	37
17	40
18	41
19	43
20	47
21	53
22	54
23	56
24	59
25	60
26	61
27	67
28	71
29	73
30	79
31	81
32	83
33	84
34	88
35	89
36	90
37	97
38	100
39	101
40	103
41	104
42	107
43	109
44	113
45	126
46	127
47	128
48	131
49	132
50	135
51	136
52	137
53	139
54	140
55	149
56	150
57	151
58	152
59	156
60	157
61	163
62	167