A085955 - cp's OEIS frontend

A085955 Composites such that the number of 1's in their binary expansion is equal to the number of 1's in the binary expansion of the sum of their prime factors (counting repetition).

n	a(n)
1	4
2	6
3	9
4	16
5	20
6	22
7	24
8	28
9	36
10	38
11	49
12	56
13	65
14	69
15	70
16	72
17	84
18	86
19	92
20	100
21	104
22	105
23	118
24	130
25	132
26	133
27	134
28	138
29	148
30	150
31	152
32	153
33	162
34	166
35	176
36	180
37	184
38	208
39	209
40	212
41	214
42	216
43	256
44	258
45	259
46	261
47	262
48	264
49	266
50	267
51	278
52	284
53	320
54	325
55	326
56	329
57	345

[4, 6, 9, 16, 20, 22, 24, 28, 36, 38, 49, 56, 65, 69, 70, 72, 84, 86, 92, 100, 104, 105, 118, 130, 132, 133, 134, 138, 148, 150, 152, 153, 162, 166, 176, 180, 184, 208, 209, 212, 214, 216, 256, 258, 259, 261, 262, 264, 266, 267, 278, 284, 320, 325, 326, 329, 345]

cp's OEIS Frontend

A085955 Composites such that the number of 1's in their binary expansion is equal to the number of 1's in the binary expansion of the sum of their prime factors (counting repetition).

Table of values

List of values

n	a(n)
1	4
2	6
3	9
4	16
5	20
6	22
7	24
8	28
9	36
10	38
11	49
12	56
13	65
14	69
15	70
16	72
17	84
18	86
19	92
20	100
21	104
22	105
23	118
24	130
25	132
26	133
27	134
28	138
29	148
30	150
31	152
32	153
33	162
34	166
35	176
36	180
37	184
38	208
39	209
40	212
41	214
42	216
43	256
44	258
45	259
46	261
47	262
48	264
49	266
50	267
51	278
52	284
53	320
54	325
55	326
56	329
57	345

n	a(n)
1	4
2	6
3	9
4	16
5	20
6	22
7	24
8	28
9	36
10	38
11	49
12	56
13	65
14	69
15	70
16	72
17	84
18	86
19	92
20	100
21	104
22	105
23	118
24	130
25	132
26	133
27	134
28	138
29	148
30	150
31	152
32	153
33	162
34	166
35	176
36	180
37	184
38	208
39	209
40	212
41	214
42	216
43	256
44	258
45	259
46	261
47	262
48	264
49	266
50	267
51	278
52	284
53	320
54	325
55	326
56	329
57	345

n	a(n)
1	4
2	6
3	9
4	16
5	20
6	22
7	24
8	28
9	36
10	38
11	49
12	56
13	65
14	69
15	70
16	72
17	84
18	86
19	92
20	100
21	104
22	105
23	118
24	130
25	132
26	133
27	134
28	138
29	148
30	150
31	152
32	153
33	162
34	166
35	176
36	180
37	184
38	208
39	209
40	212
41	214
42	216
43	256
44	258
45	259
46	261
47	262
48	264
49	266
50	267
51	278
52	284
53	320
54	325
55	326
56	329
57	345