Semiprimes whose factors are decimal palindromes when concatenated, omitting multiples of primes less than 11.

A144719

Semiprimes whose factors are decimal palindromes when concatenated, omitting multiples of primes less than 11.

Terms

    a(0) =121a(1) =403a(2) =1207a(3) =1243a(4) =1703a(5) =2321a(6) =2701a(7) =3421a(8) =3503a(9) =3629a(10) =4043a(11) =4061a(12) =4069a(13) =4121a(14) =4247a(15) =4303a(16) =4309a(17) =4607a(18) =5603a(19) =6109a(20) =6401a(21) =7663a(22) =8203a(23) =8921a(24) =9329a(25) =9703a(26) =9707a(27) =9943a(28) =10001a(29) =10021

External references