# A128023 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 2 5 3 6 5 7 9 8 16 9 28 10 51 11 92 12 169 13 312 14 580 15 1082 16 2029 17 3819 18 7214 19 13669 20 25971 21 49468 22 94439 23 180666 24 346277 25 664852 26 1278561 27 2462414 28 4748941 29 9170369 30 17729380 31 34314929 32 66485175 33 128940946 34 250297130 35 486291567 36 945566936