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A071799 as a simple table

na(n)
12
234
3524
47970
5121252
61850380
728337976
8435443490
96711230900
10103711749284
111606464657096
1224935144010764
13387746052588104
146039349005200440
1594203136553911024
161471326505700038434
1723007323485217888340
18360154459563530689204
195643332975601670914600

[2,34,524,7970,121252,1850380,28337976,435443490,
 6711230900,103711749284,1606464657096,
 24935144010764,387746052588104,6039349005200440,
 94203136553911024,1471326505700038434,
 23007323485217888340,360154459563530689204,
 5643332975601670914600]