# A346841 (b-file synthesized from sequence entry) 0 1 1 0 2 2 3 9 4 40 5 360 6 2480 7 28833 8 266936 9 3562920 10 45634258 11 659631225 12 10231705196 13 176661237948 14 3080315922294 15 59430009554685 16 1217593208993232 17 25766943601055184 18 583245289316927058 19 13861911731632256457 20 343615639889119016556 21 8925102256331257339140 22 242399591002192962709230