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1=1=0;

2=2=1;

3=3=1;

4=4+1=0Å0=0;

5=5+2=0Å1=1;

6=6+3+1=0Å1Å0=1;

7=7+4+2=0Å0Å1=1;

8=8+5+3=0Å1Å1=0;

9=9+6+4=0Å1Å0=1;

10=10+7+5=0Å1Å1=0;

11=11+8+6=0Å0Å1=1;

12=12+9+7=0Å1Å1=0;

13=13+10+8=1Å0Å0=1.

Bi Ai

0= 0110000000001;

01= 0110000000001;

011= 0110000000001;

0110= 0110000000001;

01101= 0110000000001;

011011= 0110000000001;

0110111= 0110000000001;

01101110= 0110000000001;

011011101= 0110000000001;

0110111010= 0110000000001;

01101110101= 0110000000001;

011011101010= 0110000000001;

0110111010101= 0110000000001.

Bi=0110111010101.

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