A013195 log(sec(x)+arcsin(x))=x+4/4!*x^4-12/5!*x^5+72/6!*x^6-168/7!*x^7...

1, 0, 0, 4, -12, 72, -168, 544, 8144, -91520, 1384768, -11984128, 149032128, -1158162432, 16299168896, -125837340672, 2859883876608, -32260942757888, 1008997773326336, -15535095938220032, 466978134769624064