Nonprime palindromes n such that the product of divisors of n is also a palindrome.

Terms

a(0) =1a(1) =4a(2) =22a(3) =111a(4) =121a(5) =202a(6) =1001a(7) =1111a(8) =10001a(9) =10201a(10) =11111a(11) =100001a(12) =1000001a(13) =1001001a(14) =1012101a(15) =1100011a(16) =1101011a(17) =1111111a(18) =10000001a(19) =100000001a(20) =101000101a(21) =110000011a(22) =200010002a(23) =10000000001a(24) =10011111001a(25) =11000100011a(26) =11001010011a(27) =11100100111a(28) =11101010111a(29) =20000100002