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A192981 as a simple table

na(n)
01
10
22
35
412
524
645
780
8138
9233
10388
11640
121049
131712
142786
154525
167340
1711896
1819269
1931200
2050506
2181745
22132292
23214080
24346417
25560544
26907010
271467605
282374668
293842328
306217053
3110059440
3216276554
3326336057
3442612676
3568948800

[1,0,2,5,12,24,45,80,138,233,388,640,1049,1712,
 2786,4525,7340,11896,19269,31200,50506,81745,
 132292,214080,346417,560544,907010,1467605,
 2374668,3842328,6217053,10059440,16276554,
 26336057,42612676,68948800]