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A285771 as a simple table

na(n)
01
10
210
30
4100
50
61010
70
810000
90
10101000
110
121000100
130
1410101010
150
16100000000
170
181010000000
190
2010001000000
210
22101010100000
230
241000000010000
250
2610100000101000
270
28100010001000100
290
301010101010101010
310
3210000000000000000
330
34101000000000000000

[1,0,10,0,100,0,1010,0,10000,0,101000,0,1000100,0,
 10101010,0,100000000,0,1010000000,0,10001000000,0,
 101010100000,0,1000000010000,0,10100000101000,0,
 100010001000100,0,1010101010101010,0,
 10000000000000000,0,101000000000000000]