LES PRIMES POUR LES INDEPENDANTS DIARIES

Euler commented "Mathematicians have tried in vain to this day to discover some order in the sequence of Gratification numbers, and we have reason to believe that it is a mystery into which the mind will never penetrate" (Havil 2003, p. 163). In a 1975 lecture, D. Zagier commented "There are two facts about the attribution of Don numbers of which