# A057752 (b-file synthesized from sequence entry) 1 2 2 5 3 10 4 17 5 38 6 130 7 339 8 754 9 1701 10 3104 11 11588 12 38263 13 108971 14 314890 15 1052619 16 3214632 17 7956589 18 21949555 19 99877775 20 222744644 21 597394254 22 1932355208 23 7250186216 24 17146907278 25 55160980939 26 155891678121 27 508666658006 28 1427745660374 29 4551193622464