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A164809 as a simple table

na(n)
16
2-1
32
43
5-1
616
726
83006
916
1023
1132
1233
1343
1453
15116
16123
17132
18133
19143
20153
21232
22233
23243
24253
25353
26443
27453
281353
291443
301453
312353
322443
332453
343453
354443
364453

[6,-1,2,3,-1,16,26,3006,16,23,32,33,43,53,116,123,
 132,133,143,153,232,233,243,253,353,443,453,1353,
 1443,1453,2353,2443,2453,3453,4443,4453]