219240

Appears in sequences

• a(n) = n*(n+1)*(n+2)*(n+3)/3.at n=27A162668
• Numbers with prime factorization pqrs^3t^3.at n=8A190385
• The number of simple labeled graphs on 2n nodes whose connected components are even length cycles.at n=5A202065
• Numbers whose infinitary divisors have a mean infinitary abundancy index that is larger than 2.at n=22A374788