88044

Appears in sequences

• Number of conjugacy classes of subgroups of the Chevalley group A_n(2) (the group of nonsingular n X n matrices over GF(2)).at n=5A037447
• Gessel sequence: the number of paths of length 2m in the plane, starting and ending at (0,1), with unit steps in the four directions (north, east, south, west) and staying in the region y > 0, x > -y.at n=6A135404
• Nonzero entries in the array on page 8 of the reference.at n=48A140878
• Values of n such that n^a-+a are primes, a=7.at n=25A155022
• a(n) = 4*n*(21*n - 26).at n=33A263229