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A232500 as a simple table

na(n)
0-1
1-1
20
30
42
510
610
770
842
9378
10168
111848
12660
138580
142574
1538610
1610010
17170170
1838896
19739024
20151164
213174444
22587860
2313520780
242288132
2557203300
268914800
27240699600
2834767720
291008263880
30135727830
314207562730
32530365050
3317502046650
342074316640

[-1,-1,0,0,2,10,10,70,42,378,168,1848,660,8580,
 2574,38610,10010,170170,38896,739024,151164,
 3174444,587860,13520780,2288132,57203300,8914800,
 240699600,34767720,1008263880,135727830,
 4207562730,530365050,17502046650,2074316640]