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A077115 Least integer square >= n^3. +0
6
0, 1, 9, 36, 64, 144, 225, 361, 529, 729, 1024, 1369, 1764, 2209, 2809, 3481, 4096, 5041, 5929, 6889, 8100, 9409, 10816, 12321, 13924, 15625, 17689, 19881, 22201, 24649, 27225, 29929, 33124, 36100, 39601, 43264, 46656, 51076, 55225, 59536 (list; graph; listen)
OFFSET

0,3

COMMENT

a(n) - A070929(n) = n^3.

FORMULA

a(n)=ceil(n^(3/2))^2. - Benoit Cloitre, Nov 01, 2002

EXAMPLE

a(10)=1024, as 1024=32^2 is the least square >= 1000=10^3.

CROSSREFS

Cf. A000290, A000578, A065733, A077107, A077118.

Sequence in context: A020297 A143224 A068810 this_sequence A073946 A016766 A083353

Adjacent sequences: A077112 A077113 A077114 this_sequence A077116 A077117 A077118

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 29 2002

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Last modified November 25 13:47 EST 2009. Contains 167481 sequences.


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