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A059219 as a simple table

na(n)
01
11
22
35
415
555
6239
71199
86810
943108
10300731
112291162
1218923688
13168402163
141606199354
1516345042652
16176758631046
172024225038882
1824471719797265
19311446235344127
204162172487402027
2158275220793611957
22853045299274146032

[1,1,2,5,15,55,239,1199,6810,43108,300731,2291162,
 18923688,168402163,1606199354,16345042652,
 176758631046,2024225038882,24471719797265,
 311446235344127,4162172487402027,
 58275220793611957,853045299274146032]