59040

Appears in sequences

• Theta series of E_6 lattice.at n=27A004007
• Numbers k such that 3*2^k - 5 is prime.at n=44A057912
• a(n) = n^5 - n.at n=9A061167
• Ordered m for which m = k^3*a*b*(a^4 - b^4) determine (unique) solution triples(k,a,b), where k=1,2,3,... and (a,b) are coprime pairs, not both odd (i.e., of opposite parity).at n=31A081779
• Numbers whose set of base 9 digits is {0,8}.at n=30A097255
• a(n+2) = 81*a(n+1) - a(n), a(1)=0, a(2)=9.at n=3A154026
• a(n) = 81*n^2 - 9.at n=26A157909
• Number of n X n (0,1) matrices with two 1's in each row having positive permanent.at n=4A174586
• Numbers with prime factorization pqr^2s^5.at n=28A190293
• Monotonic ordering of nonnegative differences 3^i-9^j, for 40>=i>=0, j>=0.at n=29A192157
• Monotonic ordering of nonnegative differences 9^i-3^j, for 40>= i>=0, j>=0.at n=28A192158
• Number of 9-ary sequences with primitive period n.at n=5A218126
• Number of n X 2 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 3 binary array having a sum of three or less, with rows and columns of the latter in lexicographically nondecreasing order.at n=33A227265
• Triangle: Newton expansion of C(n,m)^5, read by rows.at n=53A262706
• Numerators of Harary index for the n-permutation star graph.at n=5A296190
• Numbers k such that A011772(k) > A344878(k) and A011772(k) is a divisor of A344875(k).at n=24A344595
• Numbers k, not powers of primes, for which A011772(k) divides A344875(k), and for all proper divisors d of k, A011772(d) < A011772(k).at n=11A344694