Burt Kaliski Jr. (@modulomathy) 3/23/12 11:49 AM #math trivia for #March23: #83 has a “signature” of (1,2,3,6) modulo the primes (2,3,5,7). What’s the next number with this signature? Because 2, 3, 5 and 7 are distinct primes (pairwise relatively prime would be sufficient), the signature repeats with a period equal to the product of the … Continue reading