A111574 - cp's OEIS frontend

A111574 a(n) = a(n-1) + a(n-3) + a(n-4), n >= 4, with initial terms 1,-1,2,3.

n	a(n)
0	1
1	-1
2	2
3	3
4	3
5	4
6	9
7	15
8	22
9	35
10	59
11	96
12	153
13	247
14	402
15	651
16	1051
17	1700
18	2753
19	4455
20	7206
21	11659
22	18867
23	30528
24	49393
25	79919
26	129314
27	209235
28	338547
29	547780
30	886329
31	1434111
32	2320438
33	3754547
34	6074987
35	9829536
36	15904521
37	25734055
38	41638578
39	67372635

[1, -1, 2, 3, 3, 4, 9, 15, 22, 35, 59, 96, 153, 247, 402, 651, 1051, 1700, 2753, 4455, 7206, 11659, 18867, 30528, 49393, 79919, 129314, 209235, 338547, 547780, 886329, 1434111, 2320438, 3754547, 6074987, 9829536, 15904521, 25734055, 41638578, 67372635]

cp's OEIS Frontend

A111574 a(n) = a(n-1) + a(n-3) + a(n-4), n >= 4, with initial terms 1,-1,2,3.

Table of values

List of values