# A195560 (b-file synthesized from sequence entry) 1 0 2 3 3 60 4 161 5 559 6 660 7 3597 8 78480 9 208079 10 726481 11 856080 12 4669203 13 101866380 14 270087281 15 942970879 16 1111191780 17 6060621597 18 132222483360 19 350573081759 20 1223975475361 21 1442326073760 22 7866682164003 23 171624681534300 24 455043590036801