A373602 - cp's OEIS frontend

A373602 Numbers k such that the sum of prime factors (with multiplicity) of A276086(k) is a multiple of 3, where A276086 is the primorial base exp-function.

n	a(n)
1	0
2	2
3	4
4	13
5	15
6	17
7	18
8	20
9	22
10	31
11	33
12	35
13	36
14	38
15	40
16	49
17	51
18	53
19	54
20	56
21	58
22	67
23	69
24	71
25	72
26	74
27	76
28	85
29	87
30	89
31	90
32	92
33	94
34	103
35	105
36	107
37	108
38	110
39	112
40	121
41	123
42	125
43	126
44	128
45	130
46	139
47	141
48	143
49	144
50	146
51	148
52	157
53	159
54	161
55	162
56	164
57	166
58	175
59	177
60	179
61	180
62	182
63	184
64	193
65	195
66	197
67	198
68	200
69	202
70	217

[0, 2, 4, 13, 15, 17, 18, 20, 22, 31, 33, 35, 36, 38, 40, 49, 51, 53, 54, 56, 58, 67, 69, 71, 72, 74, 76, 85, 87, 89, 90, 92, 94, 103, 105, 107, 108, 110, 112, 121, 123, 125, 126, 128, 130, 139, 141, 143, 144, 146, 148, 157, 159, 161, 162, 164, 166, 175, 177, 179, 180, 182, 184, 193, 195, 197, 198, 200, 202, 217]

cp's OEIS Frontend

A373602 Numbers k such that the sum of prime factors (with multiplicity) of A276086(k) is a multiple of 3, where A276086 is the primorial base exp-function.

Table of values

List of values

n	a(n)
1	0
2	2
3	4
4	13
5	15
6	17
7	18
8	20
9	22
10	31
11	33
12	35
13	36
14	38
15	40
16	49
17	51
18	53
19	54
20	56
21	58
22	67
23	69
24	71
25	72
26	74
27	76
28	85
29	87
30	89
31	90
32	92
33	94
34	103
35	105
36	107
37	108
38	110
39	112
40	121
41	123
42	125
43	126
44	128
45	130
46	139
47	141
48	143
49	144
50	146
51	148
52	157
53	159
54	161
55	162
56	164
57	166
58	175
59	177
60	179
61	180
62	182
63	184
64	193
65	195
66	197
67	198
68	200
69	202
70	217

n	a(n)
1	0
2	2
3	4
4	13
5	15
6	17
7	18
8	20
9	22
10	31
11	33
12	35
13	36
14	38
15	40
16	49
17	51
18	53
19	54
20	56
21	58
22	67
23	69
24	71
25	72
26	74
27	76
28	85
29	87
30	89
31	90
32	92
33	94
34	103
35	105
36	107
37	108
38	110
39	112
40	121
41	123
42	125
43	126
44	128
45	130
46	139
47	141
48	143
49	144
50	146
51	148
52	157
53	159
54	161
55	162
56	164
57	166
58	175
59	177
60	179
61	180
62	182
63	184
64	193
65	195
66	197
67	198
68	200
69	202
70	217

n	a(n)
1	0
2	2
3	4
4	13
5	15
6	17
7	18
8	20
9	22
10	31
11	33
12	35
13	36
14	38
15	40
16	49
17	51
18	53
19	54
20	56
21	58
22	67
23	69
24	71
25	72
26	74
27	76
28	85
29	87
30	89
31	90
32	92
33	94
34	103
35	105
36	107
37	108
38	110
39	112
40	121
41	123
42	125
43	126
44	128
45	130
46	139
47	141
48	143
49	144
50	146
51	148
52	157
53	159
54	161
55	162
56	164
57	166
58	175
59	177
60	179
61	180
62	182
63	184
64	193
65	195
66	197
67	198
68	200
69	202
70	217