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A119611 as a simple table

na(n)
01
11
21
32
45
516
655
7224
8978
94507
1021430
11104423
12517897
132606185
1413272978

[1,1,1,2,5,16,55,224,978,4507,21430,104423,517897,
 2606185,13272978]