A202207 - cp's OEIS frontend

A202207 a(n) = 3*a(n-1) - a(n-2) + a(n-3) with a(0)=1, a(1)=2, a(2)=5.

n	a(n)
0	1
1	2
2	5
3	14
4	39
5	108
6	299
7	828
8	2293
9	6350
10	17585
11	48698
12	134859
13	373464
14	1034231
15	2864088
16	7931497
17	21964634
18	60826493
19	168446342
20	466477167
21	1291811652
22	3577404131
23	9906877908
24	27435041245
25	75975649958
26	210398786537

[1, 2, 5, 14, 39, 108, 299, 828, 2293, 6350, 17585, 48698, 134859, 373464, 1034231, 2864088, 7931497, 21964634, 60826493, 168446342, 466477167, 1291811652, 3577404131, 9906877908, 27435041245, 75975649958, 210398786537]

cp's OEIS Frontend

A202207 a(n) = 3*a(n-1) - a(n-2) + a(n-3) with a(0)=1, a(1)=2, a(2)=5.

Table of values

List of values