43874139

Appears in sequences

• The size of the largest antichain in the 7-dimensional hypercubic lattice of size n; also the coefficient of x^floor(7*(n-1)/2) in (1 + x + ... + x^(n-1))^7.at n=20A133458
• Number of arrays of 7 integers in -n..n with sum zero.at n=10A201554
• Number of arrays of n integers in -10..10 with sum zero.at n=7A322540