A364529 - cp's OEIS frontend

A364529 Number of compositions of 2n into n parts where differences between neighboring parts are in {-1,1}.

n	a(n)
0	1
1	1
2	0
3	2
4	4
5	2
6	0
7	6
8	14
9	8
10	0
11	25
12	60
13	35
14	0
15	114
16	270
17	157
18	0
19	528
20	1242
21	722
22	0
23	2481
24	5826
25	3390
26	0
27	11816
28	27728
29	16145
30	0
31	56841
32	133316
33	77660
34	0
35	275485
36	645878
37	376382
38	0
39	1343083
40	3148000
41	1835076
42	0
43	6579707
44	15418652
45	8990528
46	0
47	32363357
48	75826214

[1, 1, 0, 2, 4, 2, 0, 6, 14, 8, 0, 25, 60, 35, 0, 114, 270, 157, 0, 528, 1242, 722, 0, 2481, 5826, 3390, 0, 11816, 27728, 16145, 0, 56841, 133316, 77660, 0, 275485, 645878, 376382, 0, 1343083, 3148000, 1835076, 0, 6579707, 15418652, 8990528, 0, 32363357, 75826214]

cp's OEIS Frontend

A364529 Number of compositions of 2n into n parts where differences between neighboring parts are in {-1,1}.

Table of values

List of values