568049domain: NPropertiesPrimalityPrimeyesAppears in sequencesTribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3), with a(0) = 1, a(1) = 1, a(2) = 0.at n=24A081172Primes in the sequence of tribonacci numbers starting 1, 1, 0 (A081172).at n=6A214752Prime numbersat n=46672