# A048033 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 35 10 56 11 84 12 252 13 360 14 495 15 1452 16 2244 17 3432 18 11440 19 18655 20 29575 21 86905 22 139960 23 220150 24 617610 25 1007216 26 1616615 27 4563344 28 7573970 29 12359690 30 34220634 31 57059772 32 93595740 33 254222289 34 425926604 35 703601510