! tapek-ribbon.scl
!
Eq-diff ribbon extension of Superpyth, made of two Tapek sequences
  12
!
  1777/1656 ! C#
  627/552 ! D
  173/138 ! E
  4273/3312 ! E+
  1465/1104 ! F
  131/92 ! F#
  104/69 ! G
  3673/2208 ! A
  945/552 ! A+
  243/138 ! Bb
  1043/552 ! B
  2/1
! Tapek -c and triple h.eq-b recurrent sequence 3x^3 = x^2 + 8
! and Superpyth temperament (generator = 710.25498677616 c.)
! completed by the arithmetical mean ribbon y = (1 + x)/2,
! equal-differential frequencies of all [7:6:5:4] tetrads
! main sequence : 243  1465  69  13  627  945  4273/3 ... (C = 69)
! major third sequence : 3673 173 1043 393 1777/3...
!
! https://yahootuninggroupsultimatebackup.github.io/tuning/topicId_96641.html#96641
!
! [info]
! source = Mailing lists
! file = tuning/messages/yahoo_tuning_messages_api_raw_90000-106393.json
! topic_id = 96641
! msg_id = 96641