A243937 - cp's OEIS frontend

A243937 Even numbers n>=6 for which lpf(n-1) > lpf(n-3), where lpf = least prime factor.

n	a(n)
1	6
2	8
3	12
4	14
5	18
6	20
7	24
8	30
9	32
10	36
11	38
12	42
13	44
14	48
15	54
16	60
17	62
18	66
19	68
20	72
21	74
22	78
23	80
24	84
25	90
26	96
27	98
28	102
29	104
30	108
31	110
32	114
33	120
34	122
35	126
36	128
37	132
38	138
39	140
40	144
41	150
42	152
43	156
44	158
45	162
46	164
47	168
48	174
49	180
50	182
51	186
52	188
53	192
54	194
55	198
56	200
57	204
58	210

[6, 8, 12, 14, 18, 20, 24, 30, 32, 36, 38, 42, 44, 48, 54, 60, 62, 66, 68, 72, 74, 78, 80, 84, 90, 96, 98, 102, 104, 108, 110, 114, 120, 122, 126, 128, 132, 138, 140, 144, 150, 152, 156, 158, 162, 164, 168, 174, 180, 182, 186, 188, 192, 194, 198, 200, 204, 210]

cp's OEIS Frontend

A243937 Even numbers n>=6 for which lpf(n-1) > lpf(n-3), where lpf = least prime factor.

Table of values

List of values

n	a(n)
1	6
2	8
3	12
4	14
5	18
6	20
7	24
8	30
9	32
10	36
11	38
12	42
13	44
14	48
15	54
16	60
17	62
18	66
19	68
20	72
21	74
22	78
23	80
24	84
25	90
26	96
27	98
28	102
29	104
30	108
31	110
32	114
33	120
34	122
35	126
36	128
37	132
38	138
39	140
40	144
41	150
42	152
43	156
44	158
45	162
46	164
47	168
48	174
49	180
50	182
51	186
52	188
53	192
54	194
55	198
56	200
57	204
58	210

n	a(n)
1	6
2	8
3	12
4	14
5	18
6	20
7	24
8	30
9	32
10	36
11	38
12	42
13	44
14	48
15	54
16	60
17	62
18	66
19	68
20	72
21	74
22	78
23	80
24	84
25	90
26	96
27	98
28	102
29	104
30	108
31	110
32	114
33	120
34	122
35	126
36	128
37	132
38	138
39	140
40	144
41	150
42	152
43	156
44	158
45	162
46	164
47	168
48	174
49	180
50	182
51	186
52	188
53	192
54	194
55	198
56	200
57	204
58	210

n	a(n)
1	6
2	8
3	12
4	14
5	18
6	20
7	24
8	30
9	32
10	36
11	38
12	42
13	44
14	48
15	54
16	60
17	62
18	66
19	68
20	72
21	74
22	78
23	80
24	84
25	90
26	96
27	98
28	102
29	104
30	108
31	110
32	114
33	120
34	122
35	126
36	128
37	132
38	138
39	140
40	144
41	150
42	152
43	156
44	158
45	162
46	164
47	168
48	174
49	180
50	182
51	186
52	188
53	192
54	194
55	198
56	200
57	204
58	210