A067868 - cp's OEIS frontend

A067868 a(n) = a(n-1) + a(floor(n/2))^2 for n > 0, a(0) = 1.

n	a(n)
0	1
1	2
2	6
3	10
4	46
5	82
6	182
7	282
8	2398
9	4514
10	11238
11	17962
12	51086
13	84210
14	163734
15	243258
16	5993662
17	11744066
18	32120262
19	52496458
20	178789102
21	305081746
22	627715190
23	950348634
24	3560128030
25	6169907426
26	13261231526
27	20352555626
28	47161378382
29	73970201138
30	133144655702
31	192319110266

[1, 2, 6, 10, 46, 82, 182, 282, 2398, 4514, 11238, 17962, 51086, 84210, 163734, 243258, 5993662, 11744066, 32120262, 52496458, 178789102, 305081746, 627715190, 950348634, 3560128030, 6169907426, 13261231526, 20352555626, 47161378382, 73970201138, 133144655702, 192319110266]

cp's OEIS Frontend

A067868 a(n) = a(n-1) + a(floor(n/2))^2 for n > 0, a(0) = 1.

Table of values

List of values