Binomial coefficient C(n,23).

Terms

a(0) =1a(1) =24a(2) =300a(3) =2600a(4) =17550a(5) =98280a(6) =475020a(7) =2035800a(8) =7888725a(9) =28048800a(10) =92561040a(11) =286097760a(12) =834451800a(13) =2310789600a(14) =6107086800a(15) =15471286560a(16) =37711260990a(17) =88732378800a(18) =202112640600a(19) =446775310800a(20) =960566918220