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A078261 as a simple table

na(n)
11
26
3123
4617
524681
66170253
71234050607
830851265177
912340506070809
10123405060708091
11123405060708091011
121542563258851137639
131234050607080910111213
1461702530354045505560657
152468101214161820222426283
16308512651770227527803285379
17123405060708091011121314151617

[1,6,123,617,24681,6170253,1234050607,30851265177,
 12340506070809,123405060708091,123405060708091011,
 1542563258851137639,1234050607080910111213,
 61702530354045505560657,2468101214161820222426283,
 308512651770227527803285379,
 123405060708091011121314151617]