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A089068 as a simple table

na(n)
00
10
21
33
46
512
623
743
880
9148
10273
11503
12926
131704
143135
155767
1610608
1719512
1835889
1966011
20121414
21223316
22410743
23755475
241389536
252555756
264700769
278646063
2815902590
2929249424
3053798079
3198950095
32181997600
33334745776
34615693473

[0,0,1,3,6,12,23,43,80,148,273,503,926,1704,3135,
 5767,10608,19512,35889,66011,121414,223316,410743,
 755475,1389536,2555756,4700769,8646063,15902590,
 29249424,53798079,98950095,181997600,334745776,
 615693473]