288937domain: NAppears in sequencesE.g.f.: sec(tan(x)*exp(x))=1+1/2!*x^2+6/3!*x^3+37/4!*x^4+260/5!*x^5...at n=8A012364Number of partitions of n into exactly 7 different parts with distinct multiplicities.at n=33A212118Expansion of e.g.f. 1 / (2 - 1 / (2 + x - exp(x))).at n=9A332255