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A067577 as a simple table

na(n)
11
24
319
4145
5954
611952
7101664
81573344
921179232
10390661056
114857760512
12138055228416
131989835352064
1448554918608896
151184490930438144
1637179368055373824
17683493250562260992
1826913000032107757568
19548273767789158727680
2023227773590084738088960
21751700319286194622955520

[1,4,19,145,954,11952,101664,1573344,21179232,
 390661056,4857760512,138055228416,1989835352064,
 48554918608896,1184490930438144,37179368055373824,
 683493250562260992,26913000032107757568,
 548273767789158727680,23227773590084738088960,
 751700319286194622955520]