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A028210 as a simple table

na(n)
01
133
2685
311445
4168301
52275413
628994365
7353654565
84172013901
947945991093
10539606148445
115970648969285
1265146124616301
13702577801647573
147503184109388925
1579467822863509605
16835719501138799501

[1,33,685,11445,168301,2275413,28994365,353654565,
 4172013901,47945991093,539606148445,5970648969285,
 65146124616301,702577801647573,7503184109388925,
 79467822863509605,835719501138799501]