A246765 - cp's OEIS frontend

A246765 Decimal expansion of a limit associated with the asymptotic number of ways of writing a number as a sum of powers of 2, with each power used at most twice (cardinality of "alternating bit sets" of a given number, also known as Stern's diatomic sequence).

n	a(n)
0	9
1	5
2	8
3	8
4	5
5	4
6	1
7	9
8	0
9	8
10	2
11	4
12	7
13	6
14	7
15	3
16	8
17	3
18	2
19	0
20	9
21	0
22	9
23	4
24	3
25	0
26	4
27	2
28	0
29	3
30	6
31	5
32	9
33	2
34	9
35	5
36	7
37	4
38	8
39	6
40	8
41	2
42	9
43	9
44	1
45	0
46	0
47	5
48	8
49	5
50	6
51	9
52	1
53	4
54	9
55	1
56	0
57	0
58	1
59	9
60	6
61	7
62	9
63	2
64	5
65	9
66	6
67	5
68	1
69	8
70	4
71	0
72	2
73	1
74	2
75	3
76	0
77	7
78	9
79	6
80	0
81	1
82	6
83	9
84	0
85	3
86	4
87	9
88	0
89	7
90	2
91	2
92	5
93	7
94	2
95	5
96	2
97	8
98	5
99	8
100	6
101	4
102	2

[9, 5, 8, 8, 5, 4, 1, 9, 0, 8, 2, 4, 7, 6, 7, 3, 8, 3, 2, 0, 9, 0, 9, 4, 3, 0, 4, 2, 0, 3, 6, 5, 9, 2, 9, 5, 7, 4, 8, 6, 8, 2, 9, 9, 1, 0, 0, 5, 8, 5, 6, 9, 1, 4, 9, 1, 0, 0, 1, 9, 6, 7, 9, 2, 5, 9, 6, 5, 1, 8, 4, 0, 2, 1, 2, 3, 0, 7, 9, 6, 0, 1, 6, 9, 0, 3, 4, 9, 0, 7, 2, 2, 5, 7, 2, 5, 2, 8, 5, 8, 6, 4, 2]

cp's OEIS Frontend

A246765 Decimal expansion of a limit associated with the asymptotic number of ways of writing a number as a sum of powers of 2, with each power used at most twice (cardinality of "alternating bit sets" of a given number, also known as Stern's diatomic sequence).

Table of values

List of values

n	a(n)
0	9
1	5
2	8
3	8
4	5
5	4
6	1
7	9
8	0
9	8
10	2
11	4
12	7
13	6
14	7
15	3
16	8
17	3
18	2
19	0
20	9
21	0
22	9
23	4
24	3
25	0
26	4
27	2
28	0
29	3
30	6
31	5
32	9
33	2
34	9
35	5
36	7
37	4
38	8
39	6
40	8
41	2
42	9
43	9
44	1
45	0
46	0
47	5
48	8
49	5
50	6
51	9
52	1
53	4
54	9
55	1
56	0
57	0
58	1
59	9
60	6
61	7
62	9
63	2
64	5
65	9
66	6
67	5
68	1
69	8
70	4
71	0
72	2
73	1
74	2
75	3
76	0
77	7
78	9
79	6
80	0
81	1
82	6
83	9
84	0
85	3
86	4
87	9
88	0
89	7
90	2
91	2
92	5
93	7
94	2
95	5
96	2
97	8
98	5
99	8
100	6
101	4
102	2

n	a(n)
0	9
1	5
2	8
3	8
4	5
5	4
6	1
7	9
8	0
9	8
10	2
11	4
12	7
13	6
14	7
15	3
16	8
17	3
18	2
19	0
20	9
21	0
22	9
23	4
24	3
25	0
26	4
27	2
28	0
29	3
30	6
31	5
32	9
33	2
34	9
35	5
36	7
37	4
38	8
39	6
40	8
41	2
42	9
43	9
44	1
45	0
46	0
47	5
48	8
49	5
50	6
51	9
52	1
53	4
54	9
55	1
56	0
57	0
58	1
59	9
60	6
61	7
62	9
63	2
64	5
65	9
66	6
67	5
68	1
69	8
70	4
71	0
72	2
73	1
74	2
75	3
76	0
77	7
78	9
79	6
80	0
81	1
82	6
83	9
84	0
85	3
86	4
87	9
88	0
89	7
90	2
91	2
92	5
93	7
94	2
95	5
96	2
97	8
98	5
99	8
100	6
101	4
102	2

n	a(n)
0	9
1	5
2	8
3	8
4	5
5	4
6	1
7	9
8	0
9	8
10	2
11	4
12	7
13	6
14	7
15	3
16	8
17	3
18	2
19	0
20	9
21	0
22	9
23	4
24	3
25	0
26	4
27	2
28	0
29	3
30	6
31	5
32	9
33	2
34	9
35	5
36	7
37	4
38	8
39	6
40	8
41	2
42	9
43	9
44	1
45	0
46	0
47	5
48	8
49	5
50	6
51	9
52	1
53	4
54	9
55	1
56	0
57	0
58	1
59	9
60	6
61	7
62	9
63	2
64	5
65	9
66	6
67	5
68	1
69	8
70	4
71	0
72	2
73	1
74	2
75	3
76	0
77	7
78	9
79	6
80	0
81	1
82	6
83	9
84	0
85	3
86	4
87	9
88	0
89	7
90	2
91	2
92	5
93	7
94	2
95	5
96	2
97	8
98	5
99	8
100	6
101	4
102	2