A061492 a(1) = 8, a(n) = least number such that the concatenation a(n)a(n-1)...a(1) is a cube.

8, 172, 1585108, 4768417578272894, 931322574615480750806365966798663150842303643

Offset: 1

Author

Amarnath Murthy, May 06 2001

Keywords

• base
• nonn

Examples

			a(1) = 8, a(2) = 172, a(2)a(1) = 1728 = 12^3.
		

Crossrefs

Cf. A061359, A061361, A061363, A061491.

Extensions

Corrected and extended by Ulrich Schimke (ulrschimke(AT)aol.com), Nov 06 2001. Next element has 135 digits.