login

A307722 as a simple table

na(n)
00
11
22
310
478
5794
69870
7143610
82382350
944266538
10909575170
1120468012850
12500542618118
1313218631046786
14374965272837542
1511372416113131346
16367296622702990270
1712587154399475110546
18456238999451039779510
1917440439387336903608866
20701272672299320517560470

[0,1,2,10,78,794,9870,143610,2382350,44266538,
 909575170,20468012850,500542618118,13218631046786,
 374965272837542,11372416113131346,
 367296622702990270,12587154399475110546,
 456238999451039779510,17440439387336903608866,
 701272672299320517560470]