[1,1,2,3,8,17,51,131,407,1151,3648,11252,36653,
118809,396854,1329494,4535199,15607323,54270912,
190374303,673495642,2399088521,8606861861,
31077805874,112828345565,411949470606,
1511681054358,5572207053222,20632605392372,
76715149014356,286295403263327,1072428008443227,
4031011482598696]
|