快樂樹

最快樂的樹，會不會是桃樹？花朵美，果實香，神話故事也有它。

今朝的桃樹，遇上快樂數日期與年份，更快樂？

*2026*

2x2+0x0+2x2+6x6=44;

4x4+4x4=32;

3x3+2x2=13;

1x1+3x3=10 圓滿

1x1+0x0=1 快樂

*49*

4x4+9x9=97;

9x9+7x7=130;

1x1+3x3+0x0=10 圓滿

1x1+0x0=1 快樂

Notes: In number theory, a happy number is a positive integer that eventually reaches 1 when repeatedly replaced by the sum of the squares of its digits. 

https://youtu.be/mZuBkNLqNoo 繁花  詞曲唱: 董貞