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A104374 Smallest prime formed by reverse concatenation of n consecutive cubes, 0 if no such prime exists. 0
0, 6427, 0, 20570824203464172012364819902511, 1968317576156251382412167, 0, 12008989118523521169708311543176113906251123942411089567, 9481881694196375935766649295967792345408917338519112500090518849, 0 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

EXAMPLE

a(2)=6427 because 6427 is the smallest prime formed from reverse concatenation of 2 consecutive cubes i.e. 27 and 64.

CROSSREFS

Sequence in context: A186064 A031668 A031578 * A104318 A194720 A140916

Adjacent sequences:  A104371 A104372 A104373 * A104375 A104376 A104377

KEYWORD

base,nonn

AUTHOR

Shyam Sunder Gupta (guptass(AT)rediffmail.com), Apr 17 2005

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.