login

A276893 as a simple table

na(n)
01
11
23
313
462
5352
62348
717880
8153138
91458726
1015303672
11175387056
122180632824
1329240091480
14420683340840
156464876260440
16105699125013120
171832140771795440
1833562515077608320
19647929998101403360
2013148236101412979280
21279809650659550924080

[1,1,3,13,62,352,2348,17880,153138,1458726,
 15303672,175387056,2180632824,29240091480,
 420683340840,6464876260440,105699125013120,
 1832140771795440,33562515077608320,
 647929998101403360,13148236101412979280,
 279809650659550924080]