# A090208 (b-file synthesized from sequence entry) 0 1 1 2 2 9 3 29 4 55 5 89 6 199 7 521 8 987 9 1597 10 3571 11 6765 12 10946 13 17711 14 28657 15 64079 16 121393 17 196418 18 317811 19 514229 20 1149851 21 2178309 22 3524578 23 5702887 24 9227465 25 14930352 26 24157817 27 39088169 28 63245986 29 102334155