A160577-OEIS公司

160577英镑作为一个简单的表

n个	a（n）
1	305
2	409
三	641
4	1189
5	2045
6	3541
7	6829
8	11861
9	20605
10	39785
11	69121
12	120089
13	231881
14	402865
15	699929
16	1351501
17	2348069
18	4079485
19	7877125
20	13685549
21	23776981
22	45911249
23	79765225
24	138582401
25	267590369
26	464905801
27	807717425
28	1559630965

[305,409,641,1189,2045,3541,6829,11861,20605,39785,69121,120089,231881,402865,699929,1351501,2348069,4079485,7877125,13685549,23776981,45911249,79765225,138582401,267590369,464905801,807717425,1559630965]