54416

Appears in sequences

• Expansion of e.g.f. exp(arctanh(x)*tan(x)) (even powers only).at n=4A012725
• arcsinh(sec(x)*arctan(x))=x+28/5!*x^5-728/7!*x^7+54416/9!*x^9...at n=4A012808
• n!*LaguerreL(n,4,-8).at n=4A055613
• Number of (n+2)X(4+2) 0..3 arrays with every 3X3 subblock row and column sum equal to 0 3 5 6 or 7 and every 3X3 diagonal and antidiagonal sum not equal to 0 3 5 6 or 7.at n=9A252144
• Number of separable partitions of n that consist of an odd number of parts.at n=47A325724