A069494 - OEIS

A069494 as a simple table

n	a(n)
1	0
2	1
3	2
4	7
5	10
6	11
7	20
8	70
9	100
10	101
11	110
12	111
13	200
14	700
15	1000
16	1001
17	1010
18	1011
19	1100
20	1101
21	1110
22	2000
23	7000
24	10000
25	10001
26	10010
27	10011
28	10100
29	10101
30	10110
31	11000
32	11001
33	11010
34	11011
35	11100
36	20000
37	70000
38	100000
39	100001
40	100010
41	100011
42	100100
43	100101

[0,1,2,7,10,11,20,70,100,101,110,111,200,700,1000, 1001,1010,1011,1100,1101,1110,2000,7000,10000, 10001,10010,10011,10100,10101,10110,11000,11001, 11010,11011,11100,20000,70000,100000,100001, 100010,100011,100100,100101]