login

A147912 as a simple table

na(n)
11
22
36
424
596
6456
72134
811650
974546
10530962
113285816
1222665948
13187716490
141693665742
1513845532508
16121701474366

[1,2,6,24,96,456,2134,11650,74546,530962,3285816,
 22665948,187716490,1693665742,13845532508,
 121701474366]