A298402 - cp's OEIS frontend

A298402 a(n) = 2*a(n-1) - a(n-3) + a(floor(n/2)), where a(0) = 1, a(1) = 1, a(2) = 1.

n	a(n)
0	1
1	1
2	1
3	2
4	4
5	8
6	16
7	30
8	56
9	100
10	178
11	308
12	532
13	902
14	1526
15	2550
16	4254
17	7038
18	11626
19	19098
20	31336
21	51224
22	83658
23	136288
24	221884
25	360642
26	585898
27	950814
28	1542512
29	2500652
30	4053040
31	6566118
32	10635838
33	17222890
34	27886700
35	45144600
36	73077936
37	118280798

[1, 1, 1, 2, 4, 8, 16, 30, 56, 100, 178, 308, 532, 902, 1526, 2550, 4254, 7038, 11626, 19098, 31336, 51224, 83658, 136288, 221884, 360642, 585898, 950814, 1542512, 2500652, 4053040, 6566118, 10635838, 17222890, 27886700, 45144600, 73077936, 118280798]

cp's OEIS Frontend

A298402 a(n) = 2*a(n-1) - a(n-3) + a(floor(n/2)), where a(0) = 1, a(1) = 1, a(2) = 1.

Table of values

List of values