# A307122 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 6 5 12 6 24 7 36 8 48 9 60 10 168 11 252 12 300 13 336 14 630 15 2268 16 2310 17 5472 18 6804 19 20412 20 47424 21 61236 22 161304 23 183708 24 486096 25 551124 26 1215216 27 1653372 28 4081104 29 4960116 30 14880348 31 44641044 32 133923132 33 401769396 34 1205308188 35 1631268870 36 3615924564 37 10847773692