OFFSET
1,1
COMMENTS
a(10) is 65 digits long. - Harvey P. Dale, Apr 04 2011
LINKS
Robert Israel, Table of n, a(n) for n = 1..66
Mathematics StackExchange, Show that (p^2 choose p)-p is divisible by p^5 for every prime number
FORMULA
a(n) = (binomial(p^2,p)-p)/p^5 with p = prime(n+2).
MAPLE
f:= n -> (binomial(n^2, n)-n)/n^5:
seq(f(ithprime(i)), i=3..19); # Robert Israel, Oct 15 2024
MATHEMATICA
(Binomial[#^2, #]-#)/#^5&/@Prime[Range[3, 12]] (* Harvey P. Dale, Apr 04 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Jan 31 2003
EXTENSIONS
Additional term provided by Harvey P. Dale, Apr 04 2011
STATUS
approved