492231

Appears in sequences

• Boustrophedon transform of Catalan numbers 1, 1, 1, 2, 5, 14, ...at n=10A000736
• a(n) = 2*a(n-1) - a(n-3) + 2*a(floor(n/2)) + 3*a(floor(n/3)) + ... + n*a(floor(n/n)), where a(0) = 1, a(1) = 1, a(2) = 1.at n=20A298408