6210820domain: NAppears in sequencesBinomial coefficient C(7n,n-12).at n=4A004380Binomial coefficient C(8n,n-10).at n=4A004391a(n) = binomial(4*n,4).at n=27A060541a(n) = binomial(prime(n+1)-1, prime(n)-1).at n=28A261726