2469012

Appears in sequences

• a(n) = 7*(n+1)*binomial(n+6,7)/2.at n=12A027819
• a(n) = (4*n+1)!/( (2*n+1)! * ((n+1)!)^2 ).at n=5A111911
• Catalan transform of A135092.at n=11A146533