[3,2,5,18,77,364,1836,9690,52877,296010,1690845, 9817080,57769740,343806368,2065802056,12515350122, 76367432013,468922828150,2895381678735, 17966214519330,111977263221285,700704492237540, 4400559613086000,27727270719559320, 175230257041962252]