A208850-OEIS公司

A208850型作为一个简单的表

n个	a（n）
0	1
1	2
2	6
三	12
4	22
5	40
6	68
7	112
8	182
9	286
10	440
11	668
12	996
13	1464
14	2128
15	3056
16	4342
17	6116
18	8538
19	11820
20	16248
21	22176
22	30068
23	40528
24	54308
25	72378
26	95976
27	126648
28	166352
29	217560
30	283344
31	367552
32	474998
33	611624
34	784812
35	1003712
36	1279562
37	1626216
38	2060708
39	2603856

[1,2,6,12,22,40,68,112,182,286,440,668,996,1464,2128,3056,4342,6116,8538,11820,16248,22176,30068,40528,54308,72378,95976,126648,166352,217560,283344,367552,474998,611624,784812,1003712,1279562,1626216,2060708,2603856]