A143438 - cp's OEIS frontend

A143438 a(n) = a(n-2) + a(n-3) + a(n-4) - a(n-6), with a(0) = a(2) = a(3) = 1, a(1) = 0 and a(4) = a(5) = 2.

n	a(n)
0	1
1	0
2	1
3	1
4	2
5	2
6	3
7	5
8	6
9	9
10	12
11	18
12	24
13	34
14	48
15	67
16	94
17	131
18	185
19	258
20	362
21	507
22	711
23	996
24	1395
25	1956
26	2740
27	3840
28	5380
29	7540
30	10565
31	14804
32	20745
33	29069
34	40734
35	57078
36	79983
37	112077
38	157050
39	220069
40	308376
41	432118
42	605512
43	848486
44	1188956
45	1666047
46	2334578

[1, 0, 1, 1, 2, 2, 3, 5, 6, 9, 12, 18, 24, 34, 48, 67, 94, 131, 185, 258, 362, 507, 711, 996, 1395, 1956, 2740, 3840, 5380, 7540, 10565, 14804, 20745, 29069, 40734, 57078, 79983, 112077, 157050, 220069, 308376, 432118, 605512, 848486, 1188956, 1666047, 2334578]

cp's OEIS Frontend

A143438 a(n) = a(n-2) + a(n-3) + a(n-4) - a(n-6), with a(0) = a(2) = a(3) = 1, a(1) = 0 and a(4) = a(5) = 2.

Table of values

List of values