# A298607 (b-file synthesized from sequence entry) 1 1024 2 2048 3 4096 4 131072 5 1048576 6 2097152 7 4194304 8 8388608 9 67108864 10 536870912 11 1073741824 12 274877906944 13 1099511627776 14 2199023255552 15 4398046511104 16 8796093022208 17 17592186044416 18 35184372088832 19 70368744177664 20 140737488355328 21 281474976710656 22 1125899906842624