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A322497 as a simple table

na(n)
01
11
25
318
468
5233
6838
72989
810687
938097
10136002
11485370
121732377
136182628
1422065919
1578752901
16281068809
171003130814
183580164896
1912777572157
2045603031014
21162756761629
22580877276331
232073145244569
247399034871398
2526407082201462
2694246615039341

[1,1,5,18,68,233,838,2989,10687,38097,136002,
 485370,1732377,6182628,22065919,78752901,
 281068809,1003130814,3580164896,12777572157,
 45603031014,162756761629,580877276331,
 2073145244569,7399034871398,26407082201462,
 94246615039341]