A216431 - cp's OEIS frontend

A216431 a(0)=0; thereafter a(n+1) = a(n) + 1 + number of 0's in binary representation of a(n), counted with A023416.

n	a(n)
0	0
1	2
2	4
3	7
4	8
5	12
6	15
7	16
8	21
9	24
10	28
11	31
12	32
13	38
14	42
15	46
16	49
17	53
18	56
19	60
20	63
21	64
22	71
23	75
24	79
25	82
26	87
27	90
28	94
29	97
30	102
31	106
32	110
33	113
34	117
35	120
36	124
37	127
38	128
39	136
40	143
41	147
42	152
43	158
44	162
45	168
46	174
47	178
48	183
49	186
50	190
51	193
52	199
53	203
54	207
55	210
56	215
57	218
58	222

[0, 2, 4, 7, 8, 12, 15, 16, 21, 24, 28, 31, 32, 38, 42, 46, 49, 53, 56, 60, 63, 64, 71, 75, 79, 82, 87, 90, 94, 97, 102, 106, 110, 113, 117, 120, 124, 127, 128, 136, 143, 147, 152, 158, 162, 168, 174, 178, 183, 186, 190, 193, 199, 203, 207, 210, 215, 218, 222]

cp's OEIS Frontend

A216431 a(0)=0; thereafter a(n+1) = a(n) + 1 + number of 0's in binary representation of a(n), counted with A023416.

Table of values

List of values

n	a(n)
0	0
1	2
2	4
3	7
4	8
5	12
6	15
7	16
8	21
9	24
10	28
11	31
12	32
13	38
14	42
15	46
16	49
17	53
18	56
19	60
20	63
21	64
22	71
23	75
24	79
25	82
26	87
27	90
28	94
29	97
30	102
31	106
32	110
33	113
34	117
35	120
36	124
37	127
38	128
39	136
40	143
41	147
42	152
43	158
44	162
45	168
46	174
47	178
48	183
49	186
50	190
51	193
52	199
53	203
54	207
55	210
56	215
57	218
58	222

n	a(n)
0	0
1	2
2	4
3	7
4	8
5	12
6	15
7	16
8	21
9	24
10	28
11	31
12	32
13	38
14	42
15	46
16	49
17	53
18	56
19	60
20	63
21	64
22	71
23	75
24	79
25	82
26	87
27	90
28	94
29	97
30	102
31	106
32	110
33	113
34	117
35	120
36	124
37	127
38	128
39	136
40	143
41	147
42	152
43	158
44	162
45	168
46	174
47	178
48	183
49	186
50	190
51	193
52	199
53	203
54	207
55	210
56	215
57	218
58	222

n	a(n)
0	0
1	2
2	4
3	7
4	8
5	12
6	15
7	16
8	21
9	24
10	28
11	31
12	32
13	38
14	42
15	46
16	49
17	53
18	56
19	60
20	63
21	64
22	71
23	75
24	79
25	82
26	87
27	90
28	94
29	97
30	102
31	106
32	110
33	113
34	117
35	120
36	124
37	127
38	128
39	136
40	143
41	147
42	152
43	158
44	162
45	168
46	174
47	178
48	183
49	186
50	190
51	193
52	199
53	203
54	207
55	210
56	215
57	218
58	222