a(n) is the least k > n such that n divides k, and n+1 divides k+1, and n+2 divides k+2.

Terms

a(0) =7a(1) =14a(2) =63a(3) =64a(4) =215a(5) =174a(6) =511a(7) =368a(8) =999a(9) =670a(10) =1727a(11) =1104a(12) =2743a(13) =1694a(14) =4095a(15) =2464a(16) =5831a(17) =3438a(18) =7999a(19) =4640a(20) =10647a(21) =6094a(22) =13823a(23) =7824a(24) =17575a(25) =9854a(26) =21951a(27) =12208a(28) =26999a(29) =14910