# A294556 (b-file synthesized from sequence entry) 0 1 1 2 2 13 3 28 4 57 5 104 6 183 7 312 8 523 9 866 10 1423 11 2327 12 3792 13 6164 14 10004 15 16219 16 26277 17 42553 18 68890 19 111506 20 180462 21 292037 22 472571 23 764683 24 1237332 25 2002097 26 3239515 27 5241701 28 8481308 29 13723104 30 22204510 31 35927715 32 58132329 33 94060151 34 152192590 35 246252854