[1,3,9,31,120,514,2407,12205,66491,386699,2388096, 15589732,107165081,773106715,5836100685, 45981026703,377230766908,3215977070706, 28437411817135,260380616093533,2464930698184351, 24091925888687459,242802079705721156, 2520198597834860148]