Carmichael numbers of the form C = (30n-p)*(60n-(2p+1))*(90n-(3p+2)), where n is a natural number and p, 2p+1, 3p+2 are all three prime numbers.
A182087
Carmichael numbers of the form C = (30n-p)*(60n-(2p+1))*(90n-(3p+2)), where n is a natural number and p, 2p+1, 3p+2 are all three prime numbers.
Terms
- a(0) =1729a(1) =172081a(2) =294409a(3) =1773289a(4) =4463641a(5) =56052361a(6) =118901521a(7) =172947529a(8) =216821881a(9) =228842209a(10) =295643089a(11) =798770161a(12) =1150270849a(13) =1299963601a(14) =1504651681a(15) =1976295241a(16) =2301745249a(17) =9624742921a(18) =11346205609a(19) =13079177569
External references
- oeis: A182087