# A126379 (b-file synthesized from sequence entry) 0 1 1 25 2 73 3 215 4 635 5 1879 6 5567 7 16509 8 48993 9 145479 10 432191 11 1284481 12 3818837 13 11357069 14 33784477 15 100524263 16 299168955 17 890522631 18 2651236335 19 7894421265 20 23510114133 21 70023966177 22 208589168433 23 621421019043 24 1851508693479