A100027 Smallest (2n+1)-digit palindromic prime of the form 10...0M0...01 (thus M is a palindrome with <= 2n-1 digits).

101, 10301, 1003001, 100030001, 10000500001, 1000008000001, 100000323000001, 10000000500000001, 1000000008000000001, 100000000212000000001, 10000000000300000000001, 1000000000016100000000001, 100000000000080000000000001, 10000000000000300000000000001, 1000000000000024200000000000001

Offset: 1

Author

Harvey Dubner (harvey(AT)dubner.com), Nov 20 2004

Keywords

• nonn
• base

Comments

Essentially a duplicate of A028989. - Jeppe Stig Nielsen, Apr 04 2025

Crossrefs

Values of M are given in A100026. Cf. A100028.

Cf. A028989.