starting at "e" sector of Euler's formula 

01000101 1a in -> out
10000100 1b out -> in
10100000 1c in -> out
01111010 2a out -> in
00000110 2b in -> out
10001011 2c out -> in
00101000 3a in -> out
10000000 3b out -> in
10000111 3c in -> out
00010110 4a out -> in
00000010 4a in -> out
01101001 4c out -> in
01101001 5a in -> out
11010000 5a out -> in
11010110 5c in -> out
10010100 6a out -> in
10000110 6b in -> out
11110001 6c out -> in
01110000 7a in -> out
01000000 7b out -> in
10010110 7c in -> out
10010110 8a out -> in
00000001 8a in -> out
01101011 8c out -> in
00101001 9a in -> out
00000001 9b out -> in
11001110 9c in -> out
10001100 10a out -> in
00000011 10b in -> out
01000011 10c out -> in
00111101 11a in -> out
10001000 11b out -> in
11001110 11c in -> out
00000100 12a out -> in
00011010 12a in -> out
01011001 12c out -> in