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Search: a195336 -id:a195336
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A195421
Smallest lower twin prime number which sums with its upper twin prime to a perfect n-th power.
+10
0
3, 17, 3, 253124999, 4076863487, 578415690713087, 139967, 14097567309074239886172287, 73099303486215558911, 8954942912818222989311, 213770812332484473348458269897727733773465812991, 578415690713087, 66266428660760838427050496741110705203446361497484562431
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Table of n, a(n) for n=1..13.
FORMULA
a(n) = A195336(n)^n/2-1. - R. J. Mathar, Sep 20 2011
CROSSREFS
Cf. A001359
KEYWORD
nonn
AUTHOR
Kausthub Gudipati, Sep 18 2011
STATUS
approved
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Last modified November 16 12:35 EST 2024. Contains 377792 sequences.
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