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A197444 as a simple table

na(n)
12
25
312
436
5107
6321
7957
82868
98581
1025694
1176914
12230273
13689377
142063867
156178778
1618498023
1755379290
18165794354
19496354537
201485984549
214448735449
2213318609060
2339873206463
24119372269782
25357376295102
261069911935955

[2,5,12,36,107,321,957,2868,8581,25694,76914,
 230273,689377,2063867,6178778,18498023,55379290,
 165794354,496354537,1485984549,4448735449,
 13318609060,39873206463,119372269782,357376295102,
 1069911935955]