# A169953 (b-file synthesized from sequence entry) 2 1 3 1 4 4 5 8 6 15 7 23 8 44 9 64 10 117 11 173 12 262 13 374 14 571 15 791 16 1188 17 1644 18 2355 19 3205 20 4552 21 5980 22 8283 23 10925 24 14702 25 19338 26 26031 27 33581 28 44690 29 57566 30 75531 31 96531 32 125738 33 158690 34 204953 35 258325 36 329394 37 412054 38 523931 39 649973 40 822434 41 1018332 42 1274909