# A032441 (b-file synthesized from sequence entry) 0 1 1 2 2 2 3 4 4 7 5 16 6 37 7 92 8 232 9 596 10 1541 11 4006 12 10441 13 27262 14 71254 15 186356 16 487579 17 1276004 18 3339821 19 8742472 20 22885996 21 59912932 22 156848617 23 410626154 24 1075018897 25 2814412826 26 7368190922 27 19290113572 28 50502074767 29 132215989336 30 346145696821 31 906220783316