375627

Appears in sequences

• a(n) = Sum_{k=0..n} T(n,k) * T(n,k+2), with T given by A026323.at n=6A027310
• Triangle read by rows: T(n,k) is the number of configurations with exactly k polyomino matchings in a generalized game of memory played on the path of length 5n.at n=33A334058
• Numbers that are the sum of nine fifth powers in four or more ways.at n=24A345621
• Numbers that are the sum of nine fifth powers in exactly four ways.at n=24A346339