OFFSET
1,1
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..5000
FORMULA
a(n) = A006094(n)^2. - Michel Marcus, May 10 2016
EXAMPLE
2^2*3^2 = 36, 3^2*5^2 = 225, 5^2*7^2 = 1225, ..
MATHEMATICA
Array[Prime[ # ]*Prime[ # ]*Prime[ #+1]*Prime[ #+1]&, 5! ]
Times@@@(Partition[Prime[Range[30]], 2, 1]^2) (* Harvey P. Dale, Apr 12 2018 *)
PROG
(PARI) a(n) = prime(n)^2*prime(n+1)^2; \\ Michel Marcus, May 10 2016
(Magma) [NthPrime(n)^2*NthPrime(n+1)^2: n in [1..30]]; // Vincenzo Librandi, May 10 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vladimir Joseph Stephan Orlovsky, Oct 11 2009
EXTENSIONS
Edited by N. J. A. Sloane, Oct 13 2009
STATUS
approved