a(n) is the least number with n palindromic divisors.

Terms

a(0) =1a(1) =2a(2) =4a(3) =6a(4) =12a(5) =24a(6) =72a(7) =66a(8) =484a(9) =132a(10) =616a(11) =264a(12) =2112a(13) =792a(14) =1848a(15) =2772a(16) =7326a(17) =8712a(18) =5544a(19) =13332a(20) =14652a(21) =24024a(22) =36036a(23) =26664a(24) =87912a(25) =102564a(26) =72072a(27) =79992a(28) =186648a(29) =205128