A099166 - cp's OEIS frontend

A099166 G.f.: (1+x^2)/((1-2x)(1-x-x^2)); a(n)=3a(n-1)-a(n-2)-2a(n-3); a(n)=5*2^n-L(n+3); a(n)=sum{k=0..n, (L(k)-0^k)2^(n-k)}.

n	a(n)
0	1
1	3
2	9
3	22
4	51
5	113
6	244
7	517
8	1081
9	2238
10	4599
11	9397
12	19116
13	38753
14	78349
15	158062
16	318331
17	640233
18	1286244
19	2581837
20	5178801
21	10382078
22	20803759
23	41671597
24	83446876
25	167061513
26	334394469
27	669228142
28	1339166931
29	2679483713

[1, 3, 9, 22, 51, 113, 244, 517, 1081, 2238, 4599, 9397, 19116, 38753, 78349, 158062, 318331, 640233, 1286244, 2581837, 5178801, 10382078, 20803759, 41671597, 83446876, 167061513, 334394469, 669228142, 1339166931, 2679483713]

cp's OEIS Frontend

A099166 G.f.: (1+x^2)/((1-2x)(1-x-x^2)); a(n)=3a(n-1)-a(n-2)-2a(n-3); a(n)=5*2^n-L(n+3); a(n)=sum{k=0..n, (L(k)-0^k)2^(n-k)}.

Table of values

List of values