$EXEC orbit (0,2,4,6,8,10,12,14,16,18,20,22,24,26)(1,3,5,7,9,11,13,15,17,19,21,23,25,27) (0)(1,9,25)(2,18,22)(3,27,19)(4,8,16)(5,17,13)(6,26,10)(7)(11,15,23)(12,24,20) .. 0000010001101111010101111001 0000011100110101101011001110 0000100111101010111101100010 0000101001011110011110100101 0011001100110011001100110011 0110011001100110011001100110 .. # Nurmela et al