[1,2,5,15,49,166,595,2213,8406,32659,129460,
520077,2115561,8708598,36177828,151509307,
639429106,2716329348,11605358103,49852770845,
215189799958,932874529705,4060478312656,
17739483864132,77761392840316,341940145521114,
1508018811658406,6668596177504285]
|