# A372418 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 2 4 2 5 2 6 15 7 32 8 53 9 192 10 527 11 1152 12 3327 13 9578 14 24217 15 66528 16 190357 17 515692 18 1421172 19 4036034 20 11272501 21 31489762 22 89370575 23 253106188 24 715642419 25 2038291672 26 5816775442 27 16592350656 28 47490009821 29 136246784272 30 391111252072 31 1124779108330