[1,2,7,26,107,457,2016,9065,41424,191529,894019,
4204565,19897098,94641154,452107980,2167676408,
10425903303,50282484818,243082789531,
1177611502760,5715528217575,27786221354972,
135284133335976,659545295681644,3219346412950448,
15731435487175994,76949340577947377]
|