# A378151 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 1 4 3 5 3 6 4 7 18 8 45 9 72 10 153 11 450 12 1066 13 2172 14 5142 15 13381 16 31752 17 72333 18 176475 19 441909 20 1065528 21 2551465 22 6292857 23 15620439 24 38229235 25 93698523 26 232545105 27 578019090 28 1430290512 29 3548336724 30 8851036863 31 22092054588 32 55093739760 33 137681640450