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A124423 as a simple table

na(n)
01
11
21
33
45
522
652
7283
8855
95451
1019921
11144074
12614866
134941987
1424040451
15211648665
161152972925
1710998989896
1866200911138
19678600959525
204465023867757
2148850849177703
22348383154017581
234045835816532096
2431052765897026352
25381022649523561501

[1,1,1,3,5,22,52,283,855,5451,19921,144074,614866,
 4941987,24040451,211648665,1152972925,10998989896,
 66200911138,678600959525,4465023867757,
 48850849177703,348383154017581,4045835816532096,
 31052765897026352,381022649523561501]