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A061492
a(1) = 8, a(n) = least number such that the concatenation a(n)a(n-1)...a(1) is a cube.
0
8, 172, 1585108, 4768417578272894, 931322574615480750806365966798663150842303643
OFFSET
1,1
EXAMPLE
a(1) = 8, a(2) = 172, a(2)a(1) = 1728 = 12^3.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, May 06 2001
EXTENSIONS
Corrected and extended by Ulrich Schimke (ulrschimke(AT)aol.com), Nov 06 2001. Next element has 135 digits.
STATUS
approved