4,2

Ivan Neretin, Table of n, a(n) for n = 4..10000

Table[PrimeOmega[Binomial[5 n, n - 4]], {n, 4, 81}] (* Ivan Neretin, Nov 08 2017 *)

Sequence in context: A245705 A075164 A240827 * A245605 A269863 A297165

Adjacent sequences: A023838 A023839 A023840 * A023842 A023843 A023844

nonn

Clark Kimberling

Offset corrected to 4 by Ivan Neretin, Nov 08 2017

approved