203280

Appears in sequences

• Theta series of 10-d 11-modular Craig lattice A_10^(3).at n=21A028995
• a(n) = n^2*(n-1)*(n-2).at n=20A047929
• Numbers m that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (m raised to k+1 must not be a multiple). Case k=15.at n=9A135200
• Area A of the triangles such that A, the sides and two medians are integers.at n=10A181928
• Numbers with prime factorization pqrs^2t^4.at n=28A190384
• Composite numbers such that product_{i=1..k} (p_i/(p_i-1)) / sum_{i=1..k} (p_i/(p_i-1)) is an integer, where p_i are the k prime factors of n (with multiplicity).at n=21A227034
• Number of plane partitions of n where parts are colored in (at most) 5 colors.at n=6A306095
• Square array T(n,k) = number of plane partitions of n with parts colored in (at most) k colors; n, k >= 1; read by antidiagonals.at n=50A306101