OFFSET
1,2
LINKS
Ivan Neretin, Table of n, a(n) for n = 1..1000
EXAMPLE
For n=21 the number of prime divisors of {C(21,k)} is {0,2,4,4,4,4,5,5,6,6,6,6,6,6,5,5,4,4,4,4,2,0}, the maximal value of 6 occurring at the central position.
MATHEMATICA
Select[Range[120], Function[n, ar = PrimeNu[Binomial[n, Range[0, n/2]]]; Max[ar] == ar[[-1]]]] (* Ivan Neretin, Aug 14 2015 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved