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A124609 as a simple table

na(n)
0-1
1-1
215
318
4-1
58
64
715
815
9-1
1016
119
1224
1314
1414
155
16-1
1719
1813
196
208
219
223
233
243
25-1
263
273
283
2927
3022
3117
3210
3319
345
352
36-1
3712
3811
395
4020
4158
429
4325
447
458
467
4720
482
49-1
5033
5116
5211
537
547
556
5624
574
5814
5922
605
617
6219
632
64-1
6512
6614
6716
6818
6911
7019
717
7218
7331
7422
7531
766
775
7829
796
802
811
821
831
841
851
861
871
881
891
901
911
921
931
941
951
961
971
981
991
100-1

[-1,-1,15,18,-1,8,4,15,15,-1,16,9,24,14,14,5,-1,
 19,13,6,8,9,3,3,3,-1,3,3,3,27,22,17,10,19,5,2,-1,
 12,11,5,20,58,9,25,7,8,7,20,2,-1,33,16,11,7,7,6,
 24,4,14,22,5,7,19,2,-1,12,14,16,18,11,19,7,18,31,
 22,31,6,5,29,6,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
 1,1,1,-1]