a(n) = smallest k having at least five prime divisors d such that (d + n) | (k + n).

Terms

a(0) =588455a(1) =179998a(2) =460317a(3) =6265805a(4) =1236235a(5) =287274a(6) =949025a(7) =1436932a(8) =794871a(9) =2013650a(10) =3797365a(11) =1169688a(12) =3739827a(13) =1587586a(14) =6872565a(15) =7706270a(16) =1529983a(17) =7351242a(18) =2528045a(19) =5247970a(20) =487179a(21) =10920965a(22) =1316497a(23) =121894476a(24) =1404455a(25) =5814874a(26) =12223653a(27) =2260412a(28) =8022531