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A321855 as a simple table

na(n)
11
21
32
43
55
612
72
83
965
10248
11448
121792
134288
146468
1527068
1629752
17106066
18447982
191250762
206304196
2146613084
22126391780
23504582496
242270372946
253028652541
268941959118
2736442298864
28175008626450
29318369805106
301974700703920
316654020288821
3248819526290634
33150577775767875
34574885284627624
353058310882340228
3615949743649457780

[1,1,2,3,5,12,2,3,65,248,448,1792,4288,6468,27068,
 29752,106066,447982,1250762,6304196,46613084,
 126391780,504582496,2270372946,3028652541,
 8941959118,36442298864,175008626450,318369805106,
 1974700703920,6654020288821,48819526290634,
 150577775767875,574885284627624,3058310882340228,
 15949743649457780]