-126630

Appears in sequences

• cos(sin(x)-tan(x))=1-90/6!*x^6-2520/8!*x^8-126630/10!*x^10...at n=5A013355
• sech(sin(x)-tan(x))=1-90/6!*x^6-2520/8!*x^8-126630/10!*x^10...at n=5A013359