登录

A207033型作为一个简单的表

n个a(n)
10
20
1
42
54
68
713
822
935
1054
1180
12121
13172
14247
15347
16484
17661
18906
191215
201632
212162
222855
233730
244871
256290
268111
2710381
2813252
2916802
3021269
3126750
3233583
3341948
3452277
3564862
3680326
3799055
38121922
39149541
40183052
41223350
42272038
43330343
44400450
45484154

[0,0,1,2,4,8,13,22,35,54,80,121,172,247,347,484,661,906,1215,1632,2162,2855,3730,4871,6290,8111,10381,13252,16802,21269,26750,33583,41948,52277,64862,80326,99055,121922,149541,183052,223350,272038,330343,400450,484154]