Scribbles

Project Euler #38: Pandigital multiples
Project Euler #37: Truncatable primes
Project Euler #36: Double-base palindromes
Project Euler #35: Circular primes
Project Euler #34: Digit factorials
Project Euler #33: Digit cancelling fractions
Project Euler #32: Pandigital products
Project Euler #31: Coin sums
Project Euler #30: Digit fifth powers
Project Euler #29: Distinct powers
Project Euler #28: Number spiral diagonals
Project Euler #27: Quadratic primes
Project Euler #26: Reciprocal cycles
Project Euler #25: 1000-digit Fibonacci number
Project Euler #24: Lexicographic permutations
Project Euler #23: Non-abundant sums
Project Euler #22: Names scores
Project Euler #21: Amicable numbers