# A151501 (b-file synthesized from sequence entry) 0 1 1 0 2 2 3 1 4 8 5 12 6 45 7 113 8 341 9 1018 10 3095 11 9555 12 30324 13 95537 14 309763 15 1002577 16 3285362 17 10859463 18 36025440 19 120586518 20 405317722 21 1369340161 22 4651457133 23 15854097472 24 54284662488 25 186521139750 26 642995941300 27 2224213237576 28 7715127092600 29 26838793844166 30 93608792582527 31 327272805790058 32 1146930142662274