57580

Appears in sequences

• 144*n^2 - n.at n=19A156635
• a(n) = 576*n^2 - 2*n.at n=9A158371
• a(n) = 400*n^2 - 20.at n=11A158597
• Triangle T(n, k, q) = Sum_{j=0..10} q^j * floor( binomial(n+1,k)*binomial(n-1,k-1)/(2^j*(n+1)) ) for q = 2, read by rows.at n=49A174044
• Triangle T(n, k, q) = Sum_{j=0..10} q^j * floor( binomial(n+1,k)*binomial(n-1,k-1)/(2^j*(n+1)) ) for q = 2, read by rows.at n=50A174044