A081172 - cp's OEIS frontend

A081172 Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3), with a(0) = 1, a(1) = 1, a(2) = 0.

n	a(n)
0	1
1	1
2	0
3	2
4	3
5	5
6	10
7	18
8	33
9	61
10	112
11	206
12	379
13	697
14	1282
15	2358
16	4337
17	7977
18	14672
19	26986
20	49635
21	91293
22	167914
23	308842
24	568049
25	1044805
26	1921696
27	3534550
28	6501051
29	11957297
30	21992898
31	40451246
32	74401441
33	136845585
34	251698272
35	462945298
36	851489155

[1, 1, 0, 2, 3, 5, 10, 18, 33, 61, 112, 206, 379, 697, 1282, 2358, 4337, 7977, 14672, 26986, 49635, 91293, 167914, 308842, 568049, 1044805, 1921696, 3534550, 6501051, 11957297, 21992898, 40451246, 74401441, 136845585, 251698272, 462945298, 851489155]

cp's OEIS Frontend

A081172 Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3), with a(0) = 1, a(1) = 1, a(2) = 0.

Table of values

List of values