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A005199号作为一个简单的表

n个a(n)
10
21
1
44
56
618
735
893
9214
10549
111362
123534
139102
1423951
1563192
16168561
17451764
181219290
193305783
209008027
2124643538
2267681372
23186504925
24515566016
251429246490
263972598378
2711068477743
2830908170493
2986488245455
30242481159915
31681048784377
321916051725977
335399062619966

[0,1,1,4,6,18,35,93,214,549,1362,3534,9102,23951,63192,168561,451764,1219290,3305783,9008027,24643538,67681372,186504925,515566016,1429246490,3972598378,11068477743,30908170493,86488245455,242481159915,681048784377,1916051725977,5399062619966]