A283007年奥运会

A283007型作为一个简单的表

n个	a（n）
0	1
1	三
2	7
三	15
4	29
5	59
6	125
7	243
8	477
9	931
10	2037
11	3883
12	7669
13	14891
14	32701
15	62347
16	122589
17	237643
18	523469
19	995795
20	1964749
21	3815923
22	8367853
23	15958451
24	31384077
25	60834067
26	133964365
27	254890483
28	502998765
29	976878003
30	2142123533
31	4085328179
32	8034199053

[1,3,7,15,29,59,125,243,477,931,2037,3883,7669,14891,32701,62347,122589,237643,523469,995795,1964749,3815923,8367853,15958451,31384077,60834067,133964365,254890483,502998765,976878003,2142123533,4085328179,8034199053]