A082781 a(1) = 6, a(n) = smallest palindromic multiple of a(n-1) obtained by inserting digits anywhere in a(n-1).

6, 66, 6006, 606606, 6006006006, 60066066066006, 60006060066006060006, 6000006006006006006006000006, 60000060066060066066066006066006000006

Offset: 1

Author

Amarnath Murthy, Apr 19 2003

Keywords

• base
• more
• nonn

Crossrefs

Cf. A082776, A082777, A082778, A082779, A082780, A082782, A082783.

Extensions

Corrected by Ray Chandler, Oct 13 2003

a(8)-a(9) from Sean A. Irvine, Apr 19 2010