48576

Appears in sequences

• a(n) = n*(n+1)*(n+2)^2/6.at n=22A004320
• Expansion of Jacobi theta constant (theta_2/2)^24.at n=5A014809
• a(n) = a(n-1) + 5*a(n-2), with a(0) = a(1) = 1.at n=11A015440
• a(n) = 4^n - n^6.at n=10A024042
• Sum of terms of n-th group in A075383.at n=31A075386
• Number of divisors of n! that are coprime to n.at n=24A095997
• Expansion of 1/sqrt((1-2x)^2-8x^3).at n=10A113179
• 2^(10n) - 10^(3n).at n=2A125048
• Expansion of q * (psi(q^5) / psi(q))^2 in powers of q where psi() is a Ramanujan theta function.at n=32A138519
• First differences of A171733.at n=45A171734
• Numbers with prime factorization pqrs^6.at n=29A190292
• Monotonic ordering of nonnegative differences 2^i-10^j, for 40>= i>=0, j>=0.at n=46A192124
• Monotonic ordering of nonnegative differences 4^i-10^j, for 40>=i>=0, j>=0.at n=22A192171
• Expansion of q * (psi(-q^5) / psi(-q))^2 in powers of q where psi() is a Ramanujan theta function.at n=32A210458
• Expansion of 1 + q * (psi(-q^5) / psi(-q))^2 in powers of q where psi() is a Ramanujan theta function.at n=33A228864
• Numbers n such that sigma(n+sigma(n)) = 5*sigma(n).at n=2A246912
• Imaginary part of (n + i)^4.at n=23A272871
• Triangle T(m,k) read by rows, where T(m,k) is the number of ways in which 1<=k<=m positions can be picked in an m X m square grid such that the picked positions have a line symmetry but no point symmetry.at n=32A292156
• a(n) is the number of subsets of {1..n} that contain exactly 1 odd and 3 even numbers.at n=48A330299
• Distance of closest integer power of 10 to the n-th power of 2.at n=20A334588