Dumbledore suggests owls instead of pigeons.

So, its my 23rd birthday, here are my thoughts on the occasion

[ Here p(n) is the nth prime ]

• 2*(2+3)*2 + 3 = 23
• 2*(2+3) + 3² = 19
• (2*3) + p(2*3) = 19
• (2/3) + (1/9) = ( p(2²) / 3² )
• (2/3) - (1/9 ...