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A319013 as a simple table

na(n)
10
21
37
437
5201
61231
78653
869273
9623521
106235291
1168588301
12823059733
1310699776673
14149796873591
152246953104061
1635951249665201
17611171244308673
1811001082397556403
19209020565553571981
204180411311071439981
2187788637532500240001
221931350025715005280463

[0,1,7,37,201,1231,8653,69273,623521,6235291,
 68588301,823059733,10699776673,149796873591,
 2246953104061,35951249665201,611171244308673,
 11001082397556403,209020565553571981,
 4180411311071439981,87788637532500240001,
 1931350025715005280463]