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Search: id:A061492
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| A061492 |
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a(1) = 8, a(n) = least number such that the concatenation a(n)a(n-1)...a(1) is a cube. |
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| 8, 172, 1585108, 4768417578272894, 931322574615480750806365966798663150842303643
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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a(1) = 8, a(2) = 172, a(2)a(1) = 1728 = 12^3.
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CROSSREFS
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Cf. A061359, A061361, A061363, A061491.
Sequence in context: A139564 A001534 A096486 this_sequence A138783 A067637 A024109
Adjacent sequences: A061489 A061490 A061491 this_sequence A061493 A061494 A061495
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KEYWORD
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base,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 06 2001
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EXTENSIONS
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Corrected and extended by UlrSchimke(AT)aol.com, Nov 06, 2001. Next element has 135 digits.
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