A341184 - OEIS

A341184 as a simple table

n	a(n)
5	1
6	5
7	15
8	35
9	70
10	126
11	210
12	330
13	495
14	710
15	981
16	1310
17	1695
18	2130
19	2605
20	3106
21	3615
22	4110
23	4575
24	4980
25	5311
26	5555
27	5705
28	5760
29	5725
30	5611
31	5435
32	5210
33	4975
34	4735
35	4511
36	4320
37	4170
38	4065
39	4005
40	3986
41	4005
42	4040
43	4100
44	4175
45	4241
46	4310
47	4380
48	4450
49	4520
50	4590
51	4665
52	4740
53	4810

[1,5,15,35,70,126,210,330,495,710,981,1310,1695, 2130,2605,3106,3615,4110,4575,4980,5311,5555,5705, 5760,5725,5611,5435,5210,4975,4735,4511,4320,4170, 4065,4005,3986,4005,4040,4100,4175,4241,4310,4380, 4450,4520,4590,4665,4740,4810]