1123897domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of length 7+3 0..n arrays with some disjoint pairs in every consecutive four terms having the same sum.at n=15A247539Prime generating polynomial: a(n) = 32502 n^2 - 1727988 n + 24009847.at n=25A392928Prime numbersat n=87442