login

A180582 as a simple table

na(n)
11
28
386
4776
57010
663674
7578090
85247824
947640092
10432480632
113926091512
1235641352528
13323554871864
142937255393440
1526664624744320
16242063463190976
172197470272854016
1819948799940346880
19181096701955896896
201644009442040416928
2114924441010395894048
22135485194778650515104

[1,8,86,776,7010,63674,578090,5247824,47640092,
 432480632,3926091512,35641352528,323554871864,
 2937255393440,26664624744320,242063463190976,
 2197470272854016,19948799940346880,
 181096701955896896,1644009442040416928,
 14924441010395894048,135485194778650515104]