A237884 - cp's OEIS frontend

A237884 a(n) = (n!m)/(m!(m+1)!) where m = floor(n/2).

n	a(n)
0	0
1	0
2	1
3	3
4	4
5	20
6	15
7	105
8	56
9	504
10	210
11	2310
12	792
13	10296
14	3003
15	45045
16	11440
17	194480
18	43758
19	831402
20	167960
21	3527160
22	646646
23	14872858
24	2496144
25	62403600
26	9657700
27	260757900
28	37442160
29	1085822640
30	145422675
31	4508102925
32	565722720
33	18668849760
34	2203961430

[0, 0, 1, 3, 4, 20, 15, 105, 56, 504, 210, 2310, 792, 10296, 3003, 45045, 11440, 194480, 43758, 831402, 167960, 3527160, 646646, 14872858, 2496144, 62403600, 9657700, 260757900, 37442160, 1085822640, 145422675, 4508102925, 565722720, 18668849760, 2203961430]

cp's OEIS Frontend

A237884 a(n) = (n!m)/(m!(m+1)!) where m = floor(n/2).

Table of values

List of values

cp's OEIS Frontend

A237884 a(n) = (n!*m)/(m!*(m+1)!) where m = floor(n/2).

Table of values

List of values

A237884 a(n) = (n!m)/(m!(m+1)!) where m = floor(n/2).