A100477 - cp's OEIS frontend

A100477 a(n) = 3a(n-1) + 2a(n-2) + a(n-3) if n>=3, otherwise a(n) = n.

n	a(n)
0	0
1	1
2	2
3	8
4	29
5	105
6	381
7	1382
8	5013
9	18184
10	65960
11	239261
12	867887
13	3148143
14	11419464
15	41422565
16	150254766
17	545028892
18	1977018773
19	7171368869
20	26013173045
21	94359275646
22	342275541897
23	1241558350028
24	4503585409524

[0, 1, 2, 8, 29, 105, 381, 1382, 5013, 18184, 65960, 239261, 867887, 3148143, 11419464, 41422565, 150254766, 545028892, 1977018773, 7171368869, 26013173045, 94359275646, 342275541897, 1241558350028, 4503585409524]

cp's OEIS Frontend

A100477 a(n) = 3a(n-1) + 2a(n-2) + a(n-3) if n>=3, otherwise a(n) = n.

Table of values

List of values

cp's OEIS Frontend

A100477 a(n) = 3*a(n-1) + 2*a(n-2) + a(n-3) if n>=3, otherwise a(n) = n.

Table of values

List of values

A100477 a(n) = 3a(n-1) + 2a(n-2) + a(n-3) if n>=3, otherwise a(n) = n.