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A360292 as a simple table

na(n)
01
12
26
320
470
5254
6936
73492
813150
949882
10190318
11729576
122807816
1310841962
1441983588
15162973568
16633994982
172471010742
189646981054
1937718873700
20147676286078
21578883674722
222271704404900
238923807316892
2435087269756344
25138075819924306

[1,2,6,20,70,254,936,3492,13150,49882,190318,
 729576,2807816,10841962,41983588,162973568,
 633994982,2471010742,9646981054,37718873700,
 147676286078,578883674722,2271704404900,
 8923807316892,35087269756344,138075819924306]