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A287491型作为一个简单的表

n个a(n)
01
111
2100
111
410000
5111111
60
711111111
8100000000
91111111111
1010000000000
1111111111111
121000000000000
1311111111111111
14100100000000000
15110111111111111
1610010000000000000
17111011111111111111
181001000000000000000
191101111111111111111

[1,11,100,111,10000,111111,0,11111111,100000000,1111111111,10000000000,11111111111,1000000000000,11111111111111,100100000000000,110111111111111,10010000000000000,111011111111111111,1001000000000000000,1101111111111111111]