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A222919 as a simple table

na(n)
11
22
34
412
541
6158
7663
82944
913537
1063551
11301968
121444795
136940099
1433411718
15161058633
16776930015
173749357128
1818098055047
1987370273487
20421820387606
212036618058597
229833358788859
2347478828272736
24229245800095323

[1,2,4,12,41,158,663,2944,13537,63551,301968,
 1444795,6940099,33411718,161058633,776930015,
 3749357128,18098055047,87370273487,421820387606,
 2036618058597,9833358788859,47478828272736,
 229245800095323]