A301983 - cp's OEIS frontend

A301983 Irregular triangle read by rows T(n, k), n >= 1 and 1 <= k <= A301977(n): T(n, k) is the k-th positive number whose binary digits appear in order but not necessarily as consecutive digits in the binary representation of n.

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	4
9	1
10	2
11	3
12	5
13	1
14	2
15	3
16	6
17	1
18	3
19	7
20	1
21	2
22	4
23	8
24	1
25	2
26	3
27	4
28	5
29	9
30	1
31	2
32	3
33	4
34	5
35	6
36	10
37	1
38	2
39	3
40	5
41	7
42	11
43	1
44	2
45	3
46	4
47	6
48	12
49	1
50	2
51	3
52	5
53	6
54	7
55	13
56	1
57	2
58	3
59	6
60	7
61	14
62	1
63	3
64	7
65	15
66	1
67	2
68	4
69	8
70	16
71	1
72	2
73	3
74	4
75	5
76	8
77	9
78	17
79	1
80	2
81	3
82	4
83	5
84	6

[1, 1, 2, 1, 3, 1, 2, 4, 1, 2, 3, 5, 1, 2, 3, 6, 1, 3, 7, 1, 2, 4, 8, 1, 2, 3, 4, 5, 9, 1, 2, 3, 4, 5, 6, 10, 1, 2, 3, 5, 7, 11, 1, 2, 3, 4, 6, 12, 1, 2, 3, 5, 6, 7, 13, 1, 2, 3, 6, 7, 14, 1, 3, 7, 15, 1, 2, 4, 8, 16, 1, 2, 3, 4, 5, 8, 9, 17, 1, 2, 3, 4, 5, 6]

cp's OEIS Frontend

A301983 Irregular triangle read by rows T(n, k), n >= 1 and 1 <= k <= A301977(n): T(n, k) is the k-th positive number whose binary digits appear in order but not necessarily as consecutive digits in the binary representation of n.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	4
9	1
10	2
11	3
12	5
13	1
14	2
15	3
16	6
17	1
18	3
19	7
20	1
21	2
22	4
23	8
24	1
25	2
26	3
27	4
28	5
29	9
30	1
31	2
32	3
33	4
34	5
35	6
36	10
37	1
38	2
39	3
40	5
41	7
42	11
43	1
44	2
45	3
46	4
47	6
48	12
49	1
50	2
51	3
52	5
53	6
54	7
55	13
56	1
57	2
58	3
59	6
60	7
61	14
62	1
63	3
64	7
65	15
66	1
67	2
68	4
69	8
70	16
71	1
72	2
73	3
74	4
75	5
76	8
77	9
78	17
79	1
80	2
81	3
82	4
83	5
84	6

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	4
9	1
10	2
11	3
12	5
13	1
14	2
15	3
16	6
17	1
18	3
19	7
20	1
21	2
22	4
23	8
24	1
25	2
26	3
27	4
28	5
29	9
30	1
31	2
32	3
33	4
34	5
35	6
36	10
37	1
38	2
39	3
40	5
41	7
42	11
43	1
44	2
45	3
46	4
47	6
48	12
49	1
50	2
51	3
52	5
53	6
54	7
55	13
56	1
57	2
58	3
59	6
60	7
61	14
62	1
63	3
64	7
65	15
66	1
67	2
68	4
69	8
70	16
71	1
72	2
73	3
74	4
75	5
76	8
77	9
78	17
79	1
80	2
81	3
82	4
83	5
84	6

n	a(n)
1	1
2	1
3	2
4	1
5	3
6	1
7	2
8	4
9	1
10	2
11	3
12	5
13	1
14	2
15	3
16	6
17	1
18	3
19	7
20	1
21	2
22	4
23	8
24	1
25	2
26	3
27	4
28	5
29	9
30	1
31	2
32	3
33	4
34	5
35	6
36	10
37	1
38	2
39	3
40	5
41	7
42	11
43	1
44	2
45	3
46	4
47	6
48	12
49	1
50	2
51	3
52	5
53	6
54	7
55	13
56	1
57	2
58	3
59	6
60	7
61	14
62	1
63	3
64	7
65	15
66	1
67	2
68	4
69	8
70	16
71	1
72	2
73	3
74	4
75	5
76	8
77	9
78	17
79	1
80	2
81	3
82	4
83	5
84	6