A368070 - cp's OEIS frontend

A368070 a(n) is the number of sequences of binary words (w_1, ..., w_k) such that w_1 corresponds to the binary expansion of n (without leading zeros), for m = 1..k-1, w_{m+1} is obtained by removing one bit from w_m, and w_k is the empty word.

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	5
6	3
7	1
8	4
9	11
10	16
11	9
12	6
13	9
14	4
15	1
16	5
17	19
18	40
19	26
20	35
21	61
22	40
23	14
24	10
25	26
26	35
27	19
28	10
29	14
30	5
31	1
32	6
33	29
34	78
35	55
36	99
37	181
38	132
39	50
40	64
41	181
42	272
43	155
44	111
45	169
46	78
47	20
48	15
49	55
50	111
51	71
52	90
53	155
54	99
55	34
56	20
57	50
58	64
59	34
60	15
61	20
62	6
63	1
64	7
65	41
66	133
67	99

[1, 1, 2, 1, 3, 5, 3, 1, 4, 11, 16, 9, 6, 9, 4, 1, 5, 19, 40, 26, 35, 61, 40, 14, 10, 26, 35, 19, 10, 14, 5, 1, 6, 29, 78, 55, 99, 181, 132, 50, 64, 181, 272, 155, 111, 169, 78, 20, 15, 55, 111, 71, 90, 155, 99, 34, 20, 50, 64, 34, 15, 20, 6, 1, 7, 41, 133, 99]

cp's OEIS Frontend

A368070 a(n) is the number of sequences of binary words (w_1, ..., w_k) such that w_1 corresponds to the binary expansion of n (without leading zeros), for m = 1..k-1, w_{m+1} is obtained by removing one bit from w_m, and w_k is the empty word.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	5
6	3
7	1
8	4
9	11
10	16
11	9
12	6
13	9
14	4
15	1
16	5
17	19
18	40
19	26
20	35
21	61
22	40
23	14
24	10
25	26
26	35
27	19
28	10
29	14
30	5
31	1
32	6
33	29
34	78
35	55
36	99
37	181
38	132
39	50
40	64
41	181
42	272
43	155
44	111
45	169
46	78
47	20
48	15
49	55
50	111
51	71
52	90
53	155
54	99
55	34
56	20
57	50
58	64
59	34
60	15
61	20
62	6
63	1
64	7
65	41
66	133
67	99

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	5
6	3
7	1
8	4
9	11
10	16
11	9
12	6
13	9
14	4
15	1
16	5
17	19
18	40
19	26
20	35
21	61
22	40
23	14
24	10
25	26
26	35
27	19
28	10
29	14
30	5
31	1
32	6
33	29
34	78
35	55
36	99
37	181
38	132
39	50
40	64
41	181
42	272
43	155
44	111
45	169
46	78
47	20
48	15
49	55
50	111
51	71
52	90
53	155
54	99
55	34
56	20
57	50
58	64
59	34
60	15
61	20
62	6
63	1
64	7
65	41
66	133
67	99

n	a(n)
0	1
1	1
2	2
3	1
4	3
5	5
6	3
7	1
8	4
9	11
10	16
11	9
12	6
13	9
14	4
15	1
16	5
17	19
18	40
19	26
20	35
21	61
22	40
23	14
24	10
25	26
26	35
27	19
28	10
29	14
30	5
31	1
32	6
33	29
34	78
35	55
36	99
37	181
38	132
39	50
40	64
41	181
42	272
43	155
44	111
45	169
46	78
47	20
48	15
49	55
50	111
51	71
52	90
53	155
54	99
55	34
56	20
57	50
58	64
59	34
60	15
61	20
62	6
63	1
64	7
65	41
66	133
67	99