# A291832 (b-file synthesized from sequence entry) 1 64 2 8192 3 139968 4 1048576 5 5000000 6 17915904 7 52706752 8 134217728 9 306110016 10 640000000 11 1247178944 12 2293235712 13 4015905088 14 6746464256 15 10935000000 16 17179869184 17 26261675072 18 39182082048 19 57207791296 20 81920000000 21 115269666624 22 159638904832 23 217908828608