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A162400 as a simple table

na(n)
11
21
31
44
51
61
71
84
99
101
111
124
131
141
151
1616
174
189
199
204
211
221
231
244
2525
261
271
284
291
301
311
3216
3316
344
354
3636
379
389
399
404
419
421
431
444
451
461
471
4816
4949
5025
5125
524
531
541
551
564
5725
581
591
604
611
621
631
6464
6516
6616
6716
684
694
704
714
7236
7336
749
759
769
779
789
799
8016
8181
829
839
844
851
861
871
884
8925
901
911
924
931
941
951
9616
9716
9849
9949
100100
10125

[1,1,1,4,1,1,1,4,9,1,1,4,1,1,1,16,4,9,9,4,1,1,1,4,
 25,1,1,4,1,1,1,16,16,4,4,36,9,9,9,4,9,1,1,4,1,1,1,
 16,49,25,25,4,1,1,1,4,25,1,1,4,1,1,1,64,16,16,16,
 4,4,4,4,36,36,9,9,9,9,9,9,16,81,9,9,4,1,1,1,4,25,
 1,1,4,1,1,1,16,16,49,49,100,25]