A341905 - cp's OEIS frontend

A341905 a(n) = a(n-1) + a(n-2) + 2*a(n-3) with a(0) = 3, a(1) = 0, a(2) = 2.

n	a(n)
0	3
1	0
2	2
3	8
4	10
5	22
6	48
7	90
8	182
9	368
10	730
11	1462
12	2928
13	5850
14	11702
15	23408
16	46810
17	93622
18	187248
19	374490
20	748982
21	1497968
22	2995930
23	5991862
24	11983728
25	23967450
26	47934902
27	95869808
28	191739610
29	383479222
30	766958448
31	1533916890
32	3067833782
33	6135667568
34	12271335130

[3, 0, 2, 8, 10, 22, 48, 90, 182, 368, 730, 1462, 2928, 5850, 11702, 23408, 46810, 93622, 187248, 374490, 748982, 1497968, 2995930, 5991862, 11983728, 23967450, 47934902, 95869808, 191739610, 383479222, 766958448, 1533916890, 3067833782, 6135667568, 12271335130]

cp's OEIS Frontend

A341905 a(n) = a(n-1) + a(n-2) + 2*a(n-3) with a(0) = 3, a(1) = 0, a(2) = 2.

Table of values

List of values