login

A073190 as a simple table

na(n)
01
11
22
33
48
520
660
7181
8584
91916
106476
1122210
1277416
13272840
14971640
153488925
1612621168
1745946156
18168206604
19618853270
202286974856
218485246456
2231596023208
23118037654258
24442287721872
251661790513944
266259494791096

[1,1,2,3,8,20,60,181,584,1916,6476,22210,77416,
 272840,971640,3488925,12621168,45946156,168206604,
 618853270,2286974856,8485246456,31596023208,
 118037654258,442287721872,1661790513944,
 6259494791096]