5764808

Appears in sequences

• Sums of 2 distinct powers of 7.at n=29A038481
• Sums of two powers of 7.at n=37A055258
• a(n) = p + p^(p+1), where p = prime(n).at n=3A104128
• Number of functions f: {1, 2, ..., n} --> {1, 2, ..., n} such that f(1) != f(2), f(2) != f(3), ..., f(n-1) != f(n), f(n) != f(1).at n=6A118537
• a(n) = n^8 + n.at n=7A196288
• Coefficients in q-expansion of E_4*(E_2*E_4 - E_6)/720, where E_2, E_4, E_6 are the Eisenstein series shown in A006352, A004009, A013973, respectively.at n=7A282060
• a(n) = n * sigma_n(n).at n=6A321295
• a(n) = n + n*n^n.at n=6A322406
• a(n) = Sum_{d|n} n^sigma(d).at n=6A345895
• a(n) = Sum_{p|n, p prime} p * sigma_p(p).at n=6A351750