63445348720domain: NAppears in sequencescos(sin(x)-tanh(x))=1-10/6!*x^6+840/8!*x^8-60870/10!*x^10...at n=8A013383exp(tan(x)-sinh(x))=1+1/3!*x^3+15/5!*x^5+10/6!*x^6+271/7!*x^7...at n=16A013449