A008911 - OEIS

A008911 as a simple table

n	a(n)
0	0
1	0
2	2
3	12
4	40
5	100
6	210
7	392
8	672
9	1080
10	1650
11	2420
12	3432
13	4732
14	6370
15	8400
16	10880
17	13872
18	17442
19	21660
20	26600
21	32340
22	38962
23	46552
24	55200
25	65000
26	76050
27	88452
28	102312
29	117740
30	134850
31	153760
32	174592
33	197472
34	222530
35	249900
36	279720
37	312132

[0,0,2,12,40,100,210,392,672,1080,1650,2420,3432, 4732,6370,8400,10880,13872,17442,21660,26600, 32340,38962,46552,55200,65000,76050,88452,102312, 117740,134850,153760,174592,197472,222530,249900, 279720,312132]