Today's fractal was made by the C_plus formula, a mod of yesterday's C formula.
Both a gif and resampled jpg are available at http://maxitersfractalfollies.blogspot.com.
I choose this fractal because the design (outside=fmod) and the palette work together.

fract347.gif       { ; c_plus a modded c formula
                     ; blank
                     ; calctime   0:03:26.84
                     ; created Aug 05, 2010
                     ;  Fractint Version 2004 Patchlevel 9
  reset=2004 type=formula formulafile=c_plus.frm formulaname=C_plus
  function=tan center-mag=1.14418/1.3305/26.27154
  params=-0.6038697470015565/-0.2504348887600329 float=y maxiter=1500
  inside=0 proximity=2 outside=fmod
  colors=hzzgzzfzzezzdzzczzbzz`zz_zzZzzYzzXzzWzzVzzTzzSzzRzzQzzPzzOzzMzzLz\
  zKzzJzzIzzHzzGzzEzzDzzCzzBzzAzz9zz7zz6zz5zz4zz3zz2zz0zz0zz0yz0yz0xz0wz0w\
  z0vz0uz0uz0tz0sz0sz0rz0qz0qz0pz0oz0oz0nz0nz0mz0lz0lz0kz0jz0jz0iz0hz0hz0g\
  z0fz0fz0ez0dz0dz0cz0bz0bz0az0az0`z0_z0_z0Zz0Yz0Yz0Xz0Wz0Wz0Vz0Uz0Uz0Tz0S\
  z0Sz0Rz0Qz0Qz0Pz0Pz0Oz0Nz0Nz0Mz0Lz0Lz0Kz0Jz0Jz0Iz0Hz0Hz0Gz0Fz0Fz0Ez0Dz0D\
  z0Cz0Cz0Bz0Az0Az09z08z08z07z06z06z05z04z04z03z02z02z01z00z00z00z00y00y00\
  x00x00w00w00v00v00v00u00u00t00t00s00s00r00r00r00q00q00p00p00o00o00n00n00\
  n00m00m00l00l00k00k00j00j00j00i00i00h00h00g00g00f00f00f00e00e00d00d00c00\
  c00b00b00b00a00a00`00`00_00_00Z00Z00Z00Y00Y00X00X00W00W00V00V00V00U00U00\
  T00T00S00S00R00R00R00Q00Q00P00P00O00O00N00N00N00M00M00L00L00K00K00J00J00\
  J00I00I00H00H00G00G00F00F00F00E00E00D00D00C00C00B00B00A
  }
frm:C_plus {;mutated c formula by rjr 2010
  z=pixel
  c=3.141592653589793:
  z =fn1(c*pixel*z*p1) + z
  |z| <= 50
  ;SOURCE: hubert.frm
}
Roger Alexander