# A090271 (b-file synthesized from sequence entry) 1 11 2 313 3 727 4 919 5 11311 6 33533 7 77377 8 1114111 9 1212121 10 1311131 11 1411141 12 1513151 13 1611161 14 1712171 15 1917191 16 3135313 17 3233323 18 3331333 19 3439343 20 3635363 21 3732373 22 3836383 23 3931393 24 7073707 25 7177717 26 7276727 27 7472747