# A305310 (b-file synthesized from sequence entry) 1 0 2 1 3 2 4 5 5 12 6 13 7 34 8 70 9 75 10 89 11 179 12 233 13 408 14 507 15 610 16 1120 17 1597 18 2378 19 2673 20 2923 21 3468 22 4181 23 6089 24 10946 25 13860 26 15571 27 16725 28 19760 29 23763 30 28657 31 39916 32 51709 33 80782 34 75025 35 113922 36 162867 37 206855 38 196418 39 249755 40 353702