A108051 - cp's OEIS frontend

A108051 a(n+1) = 4*(a(n)+a(n-1)) for n>1, a(1)=1, a(2)=6.

n	a(n)
0	0
1	1
2	6
3	28
4	136
5	656
6	3168
7	15296
8	73856
9	356608
10	1721856
11	8313856
12	40142848
13	193826816
14	935878656
15	4518821888
16	21818802176
17	105350496256
18	508677193728
19	2456110759936
20	11859151814656
21	57261050298368
22	276480808452096

[0, 1, 6, 28, 136, 656, 3168, 15296, 73856, 356608, 1721856, 8313856, 40142848, 193826816, 935878656, 4518821888, 21818802176, 105350496256, 508677193728, 2456110759936, 11859151814656, 57261050298368, 276480808452096]

cp's OEIS Frontend

A108051 a(n+1) = 4*(a(n)+a(n-1)) for n>1, a(1)=1, a(2)=6.

Table of values

List of values