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A316696 as a simple table

na(n)
11
22
34
411
527
680
7218
8654
91923
105924
1118310
1258176
13186341
14606814
151993420
166618160
1722134640

[1,2,4,11,27,80,218,654,1923,5924,18310,58176,
 186341,606814,1993420,6618160,22134640]