7862400

Appears in sequences

• Number of ways of writing n as a sum of 10 squares.at n=28A000144
• Theta series of D_10 lattice.at n=14A008432
• a(n)=2*n!/d(n!); d(m)=A000005(m) is the number of divisors of m.at n=13A125721
• a(1)=1. a(n) = a(n-1)*(b(n-1)+1), where {b(k)} is the concatenated list of the positive divisors of the terms of {a(k)}.at n=13A129643
• a(n) = (32/2)*(n-1)*(n-2)*(n-3)*(n-4).at n=28A134175
• Coefficients in expansion of E''_4(q), where E_4 is the Eisenstein series in A004009.at n=6A145312
• Number of ways to place 3 nonattacking bishops on an n X n toroidal board.at n=19A177756
• a(n) = n! * Sum_{k=0..floor(n/2)} k^(n - 2*k)/k!.at n=9A345747
• Positions of records in A358099, i.e., integers whose number of divisors whose decimal digits are in strictly decreasing order sets a new record.at n=32A358101