# A028547 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 5726 4 76461 5 751254 6 5237281 7 30375456 8 151013415 9 671169030 10 2714707968 11 10170955326 12 35680451331 13 118321420182 14 373444988337 15 1128414562478 16 3279359068167 17 9202440746982 18 25016402118925 19 66065997838176 20 169904122645467 21 426396466800736