A050049 - cp's OEIS frontend

A050049 a(n) = a(n-1) + a(m) for n >= 3, where m = 2^(p+1) + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^(p+1), starting with a(1) = 1 and a(2) = 2.

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	11
7	14
8	16
9	17
10	33
11	47
12	58
13	64
14	69
15	72
16	74
17	75
18	149
19	221
20	290
21	354
22	412
23	459
24	492
25	509
26	525
27	539
28	550
29	556
30	561
31	564
32	566
33	567
34	1133
35	1697
36	2258
37	2814
38	3364
39	3903
40	4428
41	4937
42	5429
43	5888
44	6300
45	6654
46	6944
47	7165
48	7314

[1, 2, 3, 5, 6, 11, 14, 16, 17, 33, 47, 58, 64, 69, 72, 74, 75, 149, 221, 290, 354, 412, 459, 492, 509, 525, 539, 550, 556, 561, 564, 566, 567, 1133, 1697, 2258, 2814, 3364, 3903, 4428, 4937, 5429, 5888, 6300, 6654, 6944, 7165, 7314]

cp's OEIS Frontend

A050049 a(n) = a(n-1) + a(m) for n >= 3, where m = 2^(p+1) + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^(p+1), starting with a(1) = 1 and a(2) = 2.

Table of values

List of values