177156

Appears in sequences

• Numbers that are the sum of 12 positive 10th powers.at n=36A004812
• Numbers that are the sum of 10 positive 11th powers.at n=11A004821
• a(n) = (11^(n+1) - 1)/10.at n=5A016123
• Triangle of Gaussian binomial coefficients [ n,k ] for q = 11.at n=22A022175
• Triangle of Gaussian binomial coefficients [ n,k ] for q = 11.at n=26A022175
• Number of sublattices of index n in generic 6-dimensional lattice.at n=10A038993
• a(n) = 111111 in base n.at n=10A053700
• a(n) is the least positive integer k such that k is a repdigit number in exactly n different bases B, where 1<B<k.at n=38A066460
• Z(S_m; sigma[1](n), sigma[2](n),..., sigma[m](n)) where Z(S_m; x_1,x_2,...,x_m) is the cycle index of the symmetric group S_m and sigma[k](n) is the sum of k-th powers of divisors of n; m=5.at n=10A068022
• a(n) = 1 + prime(n) + prime(n)^2 + prime(n)^3 + prime(n)^4 + prime(n)^5.at n=4A131993
• a(n) = Sum_{d|n} Moebius(n/d)*d^(b-1)/phi(n) for b = 7.at n=10A160895
• a(n) = sigma(n^5).at n=10A203556
• Even octagonal pyramidal numbers (A002414).at n=27A218327
• Partial sums of A255745.at n=31A255766
• Expansion of phi_{11, 2}(x) where phi_{r, s}(x) = Sum_{n, m>0} m^r * n^s * x^{m*n}.at n=3A280021
• Totient numbers (A002202) of the form 1 + k + k^2 + k^3 +...+ k^i (i > 1, k > 1).at n=29A282090
• The least positive integer that has exactly n different representations as Brazilian number.at n=37A284758
• Square array T(n,k) read by antidiagonal upwards in which column k lists the partial sums of the powers of the k-th prime, n >= 0, k >= 1.at n=49A319076
• a(n) is the smallest number with exactly n divisors that are Moran numbers, or -1 if no such number exists.at n=17A333457
• Irregular triangle read by rows: T(n, k) is the q-multinomial coefficient defined by the k-th partition of n in Abramowitz-Stegun order, evaluated at q = 11.at n=19A347492