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A082211 a(1) = 1, a(n) = smallest number such that the concatenation of a(n-1) and a(n) is a cube. 1
1, 25, 15456, 856771, 369216560433, 53121926897620104346304, 90882884027544851535943365261597107391586118375, 9624549613872381609002304614805220202214759532051700745455175806642907633107839483603609592 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

a(2) = 25 hence a(3) = 15456 and 2515456 = 136^3.

CROSSREFS

Cf. A082212.

Sequence in context: A061111 A238564 A195682 * A053766 A298467 A203543

Adjacent sequences:  A082208 A082209 A082210 * A082212 A082213 A082214

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Apr 10 2003

EXTENSIONS

Corrected and extended by David Wasserman, Aug 23 2004

STATUS

approved

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Last modified February 24 17:29 EST 2020. Contains 332209 sequences. (Running on oeis4.)