# A204983 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 4 5 15 6 6 7 7 8 8 9 63 10 30 11 1023 12 12 13 4095 14 14 15 15 16 16 17 255 18 126 19 262143 20 60 21 63 22 2046 23 2047 24 24 25 1048575 26 8190 27 262143 28 28 29 268435455 30 30 31 31 32 32 33 1023 34 510 35 4095 36 252 37 68719476735 38 524286 39 4095 40 120 41 1048575 42 126 43 16383 44 4092 45 4095