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A179395 Prime(n)^2 mod prime(n+3). 1
4, 9, 12, 15, 7, 8, 28, 20, 11, 21, 15, 6, 38, 20, 13, 62, 2, 71, 65, 61, 78, 33, 21, 93, 100, 64, 100, 19, 91, 28, 5, 26, 45, 10, 33, 89, 83, 77, 15, 133, 3, 59, 64, 113, 7, 103, 95, 100, 144, 144, 73, 67, 221, 55, 196, 196, 144, 144, 256, 62, 162, 87, 100, 69, 239, 206, 324, 256, 144, 324, 27, 21, 256, 256, 324 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..75.

EXAMPLE

a(1)=2^2 mod(7)=4 mod(7)=4, a(2)=3^2 mod(11)=9 mod(11)=9, a(3)=5^2 mod(13)=25 mod(13)=12, a(4)=7^2 mod(17)=49 mod(17)=15,...

MAPLE

A179395 := proc(n) ithprime(n)^2 mod ithprime(n+3); end proc: # R. J. Mathar, Jan 09 2011

MATHEMATICA

Table[Mod[Prime[n]^2, Prime[n+3]], {n, 100}]  [From Harvey P. Dale, Jan. 21, 2011]

CROSSREFS

Cf. A167770.

Sequence in context: A243650 A140399 A161544 * A175251 A287367 A010386

Adjacent sequences:  A179392 A179393 A179394 * A179396 A179397 A179398

KEYWORD

nonn

AUTHOR

Umut Uludag, Jan 07 2011

STATUS

approved

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Last modified October 21 00:56 EDT 2017. Contains 293679 sequences.