# A217580 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 3 4 0 5 1 6 54 7 9 8 0 9 1 10 3861 11 216 12 18 13 0 14 1 15 1028700 16 19305 17 540 18 30 19 0 20 1 21 1067510583 22 6172200 23 57915 24 1080 25 45 26 0 27 1 28 4390552197234 29 7472574081 30 21602700 31 135135 32 1890 33 63 34 0 35 1 36 72022439672173161 37 35124417577872 38 29890296324 39 57607200 40 270270 41 3024 42 84 43 0 44 1