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A128709 as a simple table

na(n)
01
11
24
331
4364
55746
6113944
72719291
875843724
92420160286
1086941080904
113471911602006
12152562875644984
137315129181611876
14380045172886143664
1521266347877729314771
161275148311699896290444
1781563275661324271278566

[1,1,4,31,364,5746,113944,2719291,75843724,
 2420160286,86941080904,3471911602006,
 152562875644984,7315129181611876,
 380045172886143664,21266347877729314771,
 1275148311699896290444,81563275661324271278566]