# A103536 (b-file synthesized from sequence entry) 3 4 4 8 5 15 6 33 7 67 8 152 9 340 10 791 11 1845 12 4411 13 10557 14 25600 15 62332 16 152780 17 375859 18 928841 19 2302191 20 5724425 21 14269196 22 35655157 23 89277769 24 223982893 25 562912585 26 1417014038 27 3572323492 28 9018370892 29 22796073015 30 57691327693 31 146165207035 32 370706641856 33 941111617892 34 2391394225355 35 6081869637093