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A082780 a(1) = 5, a(n) = smallest palindromic multiple of a(n-1) obtained by inserting digits anywhere in a(n-1). 8
5, 55, 5005, 505505, 5005005005, 50055055055005, 50005050055005050005, 5000005005005005005005000005, 50000050055050055055055005055005000005 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A082776, A082777, A082778, A082779, A082781, A082782, A082783.

Sequence in context: A105715 A111821 A068666 * A063855 A081785 A144996

Adjacent sequences:  A082777 A082778 A082779 * A082781 A082782 A082783

KEYWORD

base,more,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 19 2003

EXTENSIONS

Corrected by Ray Chandler (rayjchandler(AT)sbcglobal.net), Oct 13 2003

a(8)-a(9) from Sean A. Irvine (sairvin(AT)xtra.co.nz), Apr 19 2010

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Last modified February 17 08:44 EST 2012. Contains 205998 sequences.