[0,0,1,0,1,1,3,4,10,18,46,95,231,524,1287,3095,7713,19125,48258,122026,311935,801061,2072629,5387753,14081981,36959506,97419796,257724555,684254908,1822560590,4869517848,13047469920,35053803135]
