Palindromes that are sandwiched between a prime and a powerful(1) number, in any order.

A113840

Palindromes that are sandwiched between a prime and a powerful(1) number, in any order.

Terms

    a(0) =2a(1) =3a(2) =8a(3) =242a(4) =676a(5) =42024a(6) =625946649526

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