### Random Post

### Recent Posts

### Recent Comments

Hugh Casement on Enigma 1070: Time to work | |

Jim Randell on Enigma 1070: Time to work | |

Jim Randell on Enigma 1070: Time to work | |

geoffrounce on Enigma 440: Three X | |

Jim Randell on Enigma 1588: As easy as 1… |

### Archives

### Categories

- article (11)
- enigma (1,157)
- misc (2)
- project euler (2)
- puzzle (39)
- site news (44)
- tantalizer (42)
- teaser (3)

### Site Stats

- 177,568 hits

Advertisements

This Python program uses the

SubstitutedSum()solver from theenigma.pylibrary. It runs in 4.5s.Solution:The first four A-numbers are 1910, 9110, 89998, 98998.The corresponding single solution sums are:

These are the only A-numbers less than 6 digits.