A168251 - cp's OEIS frontend

A168251 a(n) = n^2 if n is odd, n^2*2^(n-2) if n is even.

n	a(n)
0	0
1	1
2	4
3	9
4	64
5	25
6	576
7	49
8	4096
9	81
10	25600
11	121
12	147456
13	169
14	802816
15	225
16	4194304
17	289
18	21233664
19	361
20	104857600
21	441
22	507510784
23	529
24	2415919104
25	625
26	11341398016
27	729
28	52613349376
29	841
30	241591910400
31	961
32	1099511627776
33	1089
34	4964982194176
35	1225

[0, 1, 4, 9, 64, 25, 576, 49, 4096, 81, 25600, 121, 147456, 169, 802816, 225, 4194304, 289, 21233664, 361, 104857600, 441, 507510784, 529, 2415919104, 625, 11341398016, 729, 52613349376, 841, 241591910400, 961, 1099511627776, 1089, 4964982194176, 1225]

cp's OEIS Frontend

A168251 a(n) = n^2 if n is odd, n^2*2^(n-2) if n is even.

Table of values

List of values