A036349 - cp's OEIS frontend

A036349 Numbers whose sum of prime factors (taken with multiplicity) is even.

n	a(n)
1	1
2	2
3	4
4	8
5	9
6	15
7	16
8	18
9	21
10	25
11	30
12	32
13	33
14	35
15	36
16	39
17	42
18	49
19	50
20	51
21	55
22	57
23	60
24	64
25	65
26	66
27	69
28	70
29	72
30	77
31	78
32	81
33	84
34	85
35	87
36	91
37	93
38	95
39	98
40	100
41	102
42	110
43	111
44	114
45	115
46	119
47	120
48	121
49	123
50	128
51	129
52	130
53	132
54	133
55	135
56	138
57	140
58	141
59	143
60	144
61	145
62	154
63	155

[1, 2, 4, 8, 9, 15, 16, 18, 21, 25, 30, 32, 33, 35, 36, 39, 42, 49, 50, 51, 55, 57, 60, 64, 65, 66, 69, 70, 72, 77, 78, 81, 84, 85, 87, 91, 93, 95, 98, 100, 102, 110, 111, 114, 115, 119, 120, 121, 123, 128, 129, 130, 132, 133, 135, 138, 140, 141, 143, 144, 145, 154, 155]

cp's OEIS Frontend

A036349 Numbers whose sum of prime factors (taken with multiplicity) is even.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	8
5	9
6	15
7	16
8	18
9	21
10	25
11	30
12	32
13	33
14	35
15	36
16	39
17	42
18	49
19	50
20	51
21	55
22	57
23	60
24	64
25	65
26	66
27	69
28	70
29	72
30	77
31	78
32	81
33	84
34	85
35	87
36	91
37	93
38	95
39	98
40	100
41	102
42	110
43	111
44	114
45	115
46	119
47	120
48	121
49	123
50	128
51	129
52	130
53	132
54	133
55	135
56	138
57	140
58	141
59	143
60	144
61	145
62	154
63	155

n	a(n)
1	1
2	2
3	4
4	8
5	9
6	15
7	16
8	18
9	21
10	25
11	30
12	32
13	33
14	35
15	36
16	39
17	42
18	49
19	50
20	51
21	55
22	57
23	60
24	64
25	65
26	66
27	69
28	70
29	72
30	77
31	78
32	81
33	84
34	85
35	87
36	91
37	93
38	95
39	98
40	100
41	102
42	110
43	111
44	114
45	115
46	119
47	120
48	121
49	123
50	128
51	129
52	130
53	132
54	133
55	135
56	138
57	140
58	141
59	143
60	144
61	145
62	154
63	155

n	a(n)
1	1
2	2
3	4
4	8
5	9
6	15
7	16
8	18
9	21
10	25
11	30
12	32
13	33
14	35
15	36
16	39
17	42
18	49
19	50
20	51
21	55
22	57
23	60
24	64
25	65
26	66
27	69
28	70
29	72
30	77
31	78
32	81
33	84
34	85
35	87
36	91
37	93
38	95
39	98
40	100
41	102
42	110
43	111
44	114
45	115
46	119
47	120
48	121
49	123
50	128
51	129
52	130
53	132
54	133
55	135
56	138
57	140
58	141
59	143
60	144
61	145
62	154
63	155