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A023897 as a simple table

na(n)
11
23
32
46
57
64
73
89
92
108
115
126
137
144
157
1610
175
1812
194
209
2110
223
234
2414
2510
268
276
2813
299
308
315
3215
337
342
356
368
374
385
3912
406
417
4210
4310
4411
4514
4612
479
484
493
504
5112
529
534
544
557
565
577
5810
593
605
614
6213
6314
6412
6510
669
6710
688
697
704
718
726
7318
749
753
768
7713
788
7915
8015
818
823
8314
849
8510
868
878
8810
895
907
918
9211
936
9411
9513
966

[1,3,2,6,7,4,3,9,2,8,5,6,7,4,7,10,5,12,4,9,10,3,4,
 14,10,8,6,13,9,8,5,15,7,2,6,8,4,5,12,6,7,10,10,11,
 14,12,9,4,3,4,12,9,4,4,7,5,7,10,3,5,4,13,14,12,10,
 9,10,8,7,4,8,6,18,9,3,8,13,8,15,15,8,3,14,9,10,8,
 8,10,5,7,8,11,6,11,13,6]