id:A065781 - OEIS Search Results

Search: id:A065781

Displaying 1-1 of 1 results found.

page 1

a(1) = 25; for n > 1 is a(n) the smallest integer > 0 such that the concatenation a(n)a(n-1)...a(2)a(1) is a square.

+0
3

25, 2, 1, 8, 162, 70771, 164268122, 22882298366163557088, 976324672198183536165095004791768497036, 67395729561035485747722358417684895847812434249174374011671902126543092988774 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A061359, A065691, A061839, A065780.` `Sequence in context: A040618 A040619 A040617 this_sequence A040616 A040620 A040621` `Adjacent sequences: A065778 A065779 A065780 this_sequence A065782 A065783 A065784`
	KEYWORD	`base,nonn`
	AUTHOR	`Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Nov 19 2001`
	EXTENSIONS	`More terms from Ulrich Schimke (UlrSchimke(AT)aol.com), Dec 18 2001`

page 1

Search completed in 0.002 seconds

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research