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A047842 as a simple table

na(n)
010
111
212
313
414
515
616
717
818
919
101011
1121
121112
131113
141114
151115
161116
171117
181118
191119
201012
211112
2222
231213
241214
251215
261216
271217
281218
291219
301013
311113
321213
3323
341314
351315
361316
371317
381318
391319
401014
411114
421214
431314
4424
451415
461416

[10,11,12,13,14,15,16,17,18,19,1011,21,1112,1113,
 1114,1115,1116,1117,1118,1119,1012,1112,22,1213,
 1214,1215,1216,1217,1218,1219,1013,1113,1213,23,
 1314,1315,1316,1317,1318,1319,1014,1114,1214,1314,
 24,1415,1416]