Mayamatam 13.9

13.9

aśvibhyāṃ ca dvikaikāṃśairbhānubhāgāṅgakāṃśakaiḥ
tryaṃśaikāṃśakabhāgaistudvābhyāmaṃśena yojayet

[In the second form, out of twenty-seven parts, from bottom to top], one should combine two, two, one, twelve, one, / three, one, two, and one part.