# A026573 (b-file synthesized from sequence entry) 4 1 5 3 6 12 7 34 8 103 9 281 10 778 11 2072 12 5524 13 14488 14 37918 15 98474 16 255137 17 658351 18 1695542 19 4356520 20 11177720 21 28637452 22 73294698 23 187412326 24 478861373 25 1222765699 26 3120722598 27 7961152560 28 20302100415 29 51757554237