523416domain: NAppears in sequencesValues of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,43.at n=20A064258Numbers with 6 distinct digits {1,2,3,4,5,6} such that all adjacent digits (as well as first and last digits) are coprime.at n=16A104973