login

A020024 as a simple table

na(n)
01
10
20
30
41
53
617
7104
8740
96006
1054717
11553254
126147264
1374450194
14976124761
1513774204959
16208143541601
173353423725801
1857380805974819
191039230152655058
2019860842917407766
21399423618672311730

[1,0,0,0,1,3,17,104,740,6006,54717,553254,6147264,
 74450194,976124761,13774204959,208143541601,
 3353423725801,57380805974819,1039230152655058,
 19860842917407766,399423618672311730]