# A121873 (b-file synthesized from sequence entry) 1 1 2 3 3 14 4 80 5 510 6 3479 7 24848 8 183465 9 1389090 10 10726452 11 84150858 12 668825768 13 5373971036 14 43580383095 15 356234802952 16 2932097981824 17 24279982680870 18 202134854855973 19 1690839212784240 20 14204198452365180 21 119784707913644598 22 1013675671656956976