# A268433 (b-file synthesized from sequence entry) 0 1 1 1 2 5 3 7 4 59 5 95 6 377 7 655 8 10163 9 18459 10 71099 11 132641 12 1021455 13 1937515 14 7477505 15 14335423 16 443971523 17 857241875 18 3328921191 19 6459762413 20 50311588373 21 97986366561 22 382518036575 23 747066030569 24 11690129046071 25 22881444619663 26 89673873841559 27 175837008468485