# A068927 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 3 5 4 6 6 7 8 8 12 9 16 10 24 11 33 12 49 13 69 14 102 15 145 16 214 17 307 18 452 19 653 20 960 21 1393 22 2046 23 2978 24 4371 25 6376 26 9354 27 13665 28 20041 29 29307 30 42972 31 62884 32 92191 33 134974 34 197858 35 289772 36 424746 37 622198 38 911970 39 1336121 40 1958319 41 2869417 42 4205538