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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

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

CROSSREFS

Cf. A061359, A061361, A061363, A061491.

Sequence in context: A333460 A221060 A303285 * A263461 A215124 A138783

Adjacent sequences:  A061489 A061490 A061491 * A061493 A061494 A061495

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

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Last modified October 16 20:36 EDT 2021. Contains 348047 sequences. (Running on oeis4.)