59901domain: NAppears in sequencesT(n,n-3), array T as in A054120.at n=24A05412175-gonal numbers: a(n) = n*(73*n-71)/2.at n=41A098230Numbers m such that 6m+1, 12m+1, 18m+1, 36m+1 and 72m+1 are all prime.at n=27A257035