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A221368 as a simple table

na(n)
012
1112
2111112
3411112
4311112141
5311112114121131141
6611212113214221231241
7211412113114421122123124131132141142161
8611412313414116621122123124331132341242144161
9411512213314216321122323224331132133234541142143144261162166

[12,112,111112,411112,311112141,
 311112114121131141,611212113214221231241,
 211412113114421122123124131132141142161,
 611412313414116621122123124331132341242144161,
 41151221331421632112232322433113213323454114214314\
 4261162166]