# A052977 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 5 5 8 6 15 7 27 8 47 9 84 10 150 11 266 12 473 13 842 14 1497 15 2662 16 4735 17 8421 18 14976 19 26635 20 47370 21 84246 22 149830 23 266470 24 473911 25 842841 26 1498976 27 2665898 28 4741245 29 8432208 30 14996510 31 26670987 32 47433807 33 84360059 34 150032645 35 266830001