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A187764 as a simple table

na(n)
01
11
23
311
445
5198
6919
74445
822215
9114000
10597790
113191070
1217289023
1394845796
14525838005
152941748627
1616585870501
1794147448172
18537592229784
193085816136840
2017795391949590
21103051160368120
22598997937352830
233493575551891610
2420438727738501275
25119911429466179978

[1,1,3,11,45,198,919,4445,22215,114000,597790,
 3191070,17289023,94845796,525838005,2941748627,
 16585870501,94147448172,537592229784,
 3085816136840,17795391949590,103051160368120,
 598997937352830,3493575551891610,
 20438727738501275,119911429466179978]