23303

Appears in sequences

• Denominators of continued fraction convergents to sqrt(221).at n=8A041413
• Reduced numerators of the central moments of the distribution of random line segments picked on a unit line segment.at n=16A103307
• Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1000-1000-1000-1111 pattern in any orientation.at n=12A147092