But why stop with 161; cf(phi) is also a palindrome. Harmony and balance will cost you 2400 euros. Smaller amounts of harmony and balance are denoted by "Tau" and cost you only 900 euros. So, for which bases is phi a palindrome for the first 3 digits? "ONESIXONE are the three first figures of the number that governs beauty, the golden ratio. The golden ratio attributes an aesthetic character to objects. Some even believe it has a mystical importance. Along the history it has been included in the design of various works of architecture and art. The golden ratio is synonym with balance, harmony and beauty because of its sound, its emotional charge, its visual and graphic balance. The sense of harmony that transmits being a palindrome number and representativeness of this number in the philosophy of the brand, as well as its their relationship with nature and architecture." http://onesixone.es/the-brand/