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A131638 as a simple table

na(n)
11
211
3180
44288
5141584
66213288
7350400832
824718075136
92133652515072
10221311262045440
1127166907582280704
123895974311462313984
13645512064907811491840
14122381396964887716078592
1526325690425815766552887296
166377608610246241663568248832

[1,11,180,4288,141584,6213288,350400832,
 24718075136,2133652515072,221311262045440,
 27166907582280704,3895974311462313984,
 645512064907811491840,122381396964887716078592,
 26325690425815766552887296,
 6377608610246241663568248832]