A050488 - cp's OEIS frontend

A050488 a(n) = 3(2^n-1) - 2n.

n	a(n)
0	0
1	1
2	5
3	15
4	37
5	83
6	177
7	367
8	749
9	1515
10	3049
11	6119
12	12261
13	24547
14	49121
15	98271
16	196573
17	393179
18	786393
19	1572823
20	3145685
21	6291411
22	12582865
23	25165775
24	50331597
25	100663243
26	201326537
27	402653127
28	805306309
29	1610612675
30	3221225409
31	6442450879
32	12884901821
33	25769803707

[0, 1, 5, 15, 37, 83, 177, 367, 749, 1515, 3049, 6119, 12261, 24547, 49121, 98271, 196573, 393179, 786393, 1572823, 3145685, 6291411, 12582865, 25165775, 50331597, 100663243, 201326537, 402653127, 805306309, 1610612675, 3221225409, 6442450879, 12884901821, 25769803707]

cp's OEIS Frontend

A050488 a(n) = 3(2^n-1) - 2n.

Table of values

List of values

cp's OEIS Frontend

A050488 a(n) = 3*(2^n-1) - 2*n.

Table of values

List of values

A050488 a(n) = 3(2^n-1) - 2n.