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A286943 as a simple table

na(n)
01
11
2110
3111
410100
5111
611000
710101111
810000
911111
1010001100000
1111111111
121000001000000
131101111111
14100000110000000
15110011111111
1610000011100000000
1711110111111111
181000000011000000000
191111001111111111
20100000010110000000000
211101011111111111

[1,1,110,111,10100,111,11000,10101111,10000,11111,
 10001100000,11111111,1000001000000,1101111111,
 100000110000000,110011111111,10000011100000000,
 11110111111111,1000000011000000000,
 1111001111111111,100000010110000000000,
 1101011111111111]