118825

Appears in sequences

• a(n) = (n+1)*(2*n+1)*(4*n+1).at n=24A079588
• Structured icosidodecahedral numbers.at n=24A100147
• Number of reduced words of length n in Coxeter group on 50 generators S_i with relations (S_i)^2 = (S_i S_j)^3 = I.at n=3A162919
• a(n) = 97*n^2.at n=35A174338
• Odd octagonal pyramidal numbers.at n=24A218326
• Numbers k such that d(k) > d(k+1) > d(k+2) > d(k+3) > d(k+4), where d(n) is the number of divisors of n.at n=18A364720
• Numbers k for which gcd(k, A003961(k)) = gcd(sigma(k), A003961(k)) > 1, and that satisfy Euler's condition for odd perfect numbers (A228058).at n=3A387166