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A098738 as a simple table

na(n)
11
22
32
43
57
619
761
8232
9964
104676
1123956
12140856
13859536
145930352
1542030864
16332618112
172686346496
1823973905664
19217390853376
202159277212160
2121724454016000
22237652175232000
232627342116992000
2431383255320064000

[1,2,2,3,7,19,61,232,964,4676,23956,140856,859536,
 5930352,42030864,332618112,2686346496,23973905664,
 217390853376,2159277212160,21724454016000,
 237652175232000,2627342116992000,
 31383255320064000]