A026455 - cp's OEIS frontend

A026455 a(n) = least positive integer < a(n-1) and not a(i)*a(j)-2 for 1<=i

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	11
8	14
9	15
10	17
11	18
12	21
13	22
14	23
15	24
16	27
17	29
18	30
19	35
20	36
21	37
22	38
23	39
24	41
25	45
26	47
27	48
28	50
29	51
30	54
31	55
32	57
33	59
34	60
35	62
36	63
37	65
38	66
39	69
40	71
41	77
42	78
43	81
44	84
45	86
46	87
47	89
48	90
49	91
50	93
51	95
52	99
53	101
54	102
55	104
56	105
57	107
58	110
59	111
60	114

[2, 3, 5, 6, 7, 9, 11, 14, 15, 17, 18, 21, 22, 23, 24, 27, 29, 30, 35, 36, 37, 38, 39, 41, 45, 47, 48, 50, 51, 54, 55, 57, 59, 60, 62, 63, 65, 66, 69, 71, 77, 78, 81, 84, 86, 87, 89, 90, 91, 93, 95, 99, 101, 102, 104, 105, 107, 110, 111, 114]

cp's OEIS Frontend

A026455 a(n) = least positive integer < a(n-1) and not a(i)*a(j)-2 for 1<=i

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	11
8	14
9	15
10	17
11	18
12	21
13	22
14	23
15	24
16	27
17	29
18	30
19	35
20	36
21	37
22	38
23	39
24	41
25	45
26	47
27	48
28	50
29	51
30	54
31	55
32	57
33	59
34	60
35	62
36	63
37	65
38	66
39	69
40	71
41	77
42	78
43	81
44	84
45	86
46	87
47	89
48	90
49	91
50	93
51	95
52	99
53	101
54	102
55	104
56	105
57	107
58	110
59	111
60	114

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	11
8	14
9	15
10	17
11	18
12	21
13	22
14	23
15	24
16	27
17	29
18	30
19	35
20	36
21	37
22	38
23	39
24	41
25	45
26	47
27	48
28	50
29	51
30	54
31	55
32	57
33	59
34	60
35	62
36	63
37	65
38	66
39	69
40	71
41	77
42	78
43	81
44	84
45	86
46	87
47	89
48	90
49	91
50	93
51	95
52	99
53	101
54	102
55	104
56	105
57	107
58	110
59	111
60	114

n	a(n)
1	2
2	3
3	5
4	6
5	7
6	9
7	11
8	14
9	15
10	17
11	18
12	21
13	22
14	23
15	24
16	27
17	29
18	30
19	35
20	36
21	37
22	38
23	39
24	41
25	45
26	47
27	48
28	50
29	51
30	54
31	55
32	57
33	59
34	60
35	62
36	63
37	65
38	66
39	69
40	71
41	77
42	78
43	81
44	84
45	86
46	87
47	89
48	90
49	91
50	93
51	95
52	99
53	101
54	102
55	104
56	105
57	107
58	110
59	111
60	114