# A088109 (b-file synthesized from sequence entry) 1 1 2 3 3 15 4 105 5 2415 6 26565 7 1567335 8 2785154295 9 6918860803558935 10 24055444284403886996443725 11 332872543972802173225078010738842685950725 12 571002075998998180604720399522520480910497598676930064638396594614026468525