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A089880 as a simple table

na(n)
01
11
22
33
410
522
676
7217
8750
92438
108524
1129414
12104468
13371516
141338936
154847637
1617685270
1764823110
18238843660
19883634026
203282152588
2112233141908
2245741634536
23171529836218
24644953425740
252430973304732
269183681736376

[1,1,2,3,10,22,76,217,750,2438,8524,29414,104468,
 371516,1338936,4847637,17685270,64823110,
 238843660,883634026,3282152588,12233141908,
 45741634536,171529836218,644953425740,
 2430973304732,9183681736376]