A025071 - cp's OEIS frontend

A025071 s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023532, t = (F(2), F(3), F(4), ...).

n	a(n)
1	2
2	3
3	5
4	8
5	18
6	29
7	55
8	89
9	144
10	233
11	398
12	644
13	1076
14	1741
15	2872
16	4647
17	7519
18	12166
19	19829
20	32084
21	52146
22	84374
23	136897
24	221504
25	359011
26	580892
27	939903
28	1520795
29	2462295
30	3984077
31	6448956
32	10434630
33	16887767
34	27324981
35	44219513
36	71548675
37	115779134
38	187334574
39	303113708

[2, 3, 5, 8, 18, 29, 55, 89, 144, 233, 398, 644, 1076, 1741, 2872, 4647, 7519, 12166, 19829, 32084, 52146, 84374, 136897, 221504, 359011, 580892, 939903, 1520795, 2462295, 3984077, 6448956, 10434630, 16887767, 27324981, 44219513, 71548675, 115779134, 187334574, 303113708]

cp's OEIS Frontend

A025071 s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023532, t = (F(2), F(3), F(4), ...).

Table of values

List of values