[0,0,0,2,4,40,756,8466,70664,788240,11086299, 114208465,1536869680,19129734630,228346732944, 3059857239120,38601632542723,509554928113867, 6793745301391293,92409631618813044, 1240139159309482820,16995549322569645324, 236256012348427662180]