A214727 - cp's OEIS frontend

A214727 a(n) = a(n-1) + a(n-2) + a(n-3) with a(0) = 1, a(1) = a(2) = 2.

n	a(n)
0	1
1	2
2	2
3	5
4	9
5	16
6	30
7	55
8	101
9	186
10	342
11	629
12	1157
13	2128
14	3914
15	7199
16	13241
17	24354
18	44794
19	82389
20	151537
21	278720
22	512646
23	942903
24	1734269
25	3189818
26	5866990
27	10791077
28	19847885
29	36505952
30	67144914
31	123498751
32	227149617
33	417793282

[1, 2, 2, 5, 9, 16, 30, 55, 101, 186, 342, 629, 1157, 2128, 3914, 7199, 13241, 24354, 44794, 82389, 151537, 278720, 512646, 942903, 1734269, 3189818, 5866990, 10791077, 19847885, 36505952, 67144914, 123498751, 227149617, 417793282]

cp's OEIS Frontend

A214727 a(n) = a(n-1) + a(n-2) + a(n-3) with a(0) = 1, a(1) = a(2) = 2.

Table of values

List of values