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A226751 as a simple table

na(n)
01
11
29
348
4289
51761
610932
768664
8435201
92777763
1017829489
11114968052
12744178716
134832624044
1431469746632
15205422018288
161343734578561
178806130111847
1857805893969531
19380013533789928
202501507255441049
2116486378106441697
22108773240389894056

[1,1,9,48,289,1761,10932,68664,435201,2777763,
 17829489,114968052,744178716,4832624044,
 31469746632,205422018288,1343734578561,
 8806130111847,57805893969531,380013533789928,
 2501507255441049,16486378106441697,
 108773240389894056]