A171160 - cp's OEIS frontend

A171160 a(n) = a(n-1) + 2*a(n-2) with a(0)=3, a(1)=4.

n	a(n)
0	3
1	4
2	10
3	18
4	38
5	74
6	150
7	298
8	598
9	1194
10	2390
11	4778
12	9558
13	19114
14	38230
15	76458
16	152918
17	305834
18	611670
19	1223338
20	2446678
21	4893354
22	9786710
23	19573418
24	39146838
25	78293674
26	156587350
27	313174698
28	626349398
29	1252698794
30	2505397590
31	5010795178
32	10021590358

[3, 4, 10, 18, 38, 74, 150, 298, 598, 1194, 2390, 4778, 9558, 19114, 38230, 76458, 152918, 305834, 611670, 1223338, 2446678, 4893354, 9786710, 19573418, 39146838, 78293674, 156587350, 313174698, 626349398, 1252698794, 2505397590, 5010795178, 10021590358]

cp's OEIS Frontend

A171160 a(n) = a(n-1) + 2*a(n-2) with a(0)=3, a(1)=4.

Table of values

List of values