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A243923 as a simple table

na(n)
00
11
24
312
457
5469
65409
777321
81304086
925263208
10551790014
1113398776948
12357740951660
1310409057421898
14327640162774856
1511087710302096702
16401290657576717001
1715462394004585328685
18631795378164538352085
1927280160237622374011469
201240933576265292837746859

[0,1,4,12,57,469,5409,77321,1304086,25263208,
 551790014,13398776948,357740951660,10409057421898,
 327640162774856,11087710302096702,
 401290657576717001,15462394004585328685,
 631795378164538352085,27280160237622374011469,
 1240933576265292837746859]