# A084706 (b-file synthesized from sequence entry) 0 3 1 5 2 13 3 17 4 113 5 97 6 193 7 257 8 769 9 11777 10 13313 11 59393 12 12289 13 40961 14 114689 15 65537 16 2424833 17 6946817 18 786433 19 5767169 20 7340033 21 23068673 22 155189249 23 595591169 24 1224736769 25 167772161 26 469762049 27 2281701377 28 3489660929 29 12348030977 30 3221225473