login

A049683 as a simple table

na(n)
00
11
220
3361
46480
5116281
62086580
737442161
8671872320
912056259601
10216340800500
113882078149401
1269661065888720
131250017107847561
1422430646875367380
15402501626648765281
167222598632802407680
17129604273763794572961
182325654329115499905620

[0,1,20,361,6480,116281,2086580,37442161,
 671872320,12056259601,216340800500,3882078149401,
 69661065888720,1250017107847561,22430646875367380,
 402501626648765281,7222598632802407680,
 129604273763794572961,2325654329115499905620]