The Prime Number Kerchief pairs simple geometry with quiet rhythm, letting mathematics guide texture and color. Bands of garter, eyelets, and stockinette unfold in a sequence determined by prime numbers, creating a piece that feels both structured and organic.

This design is ideal for makers who enjoy relaxing, intuitive knitting. The repeating six-stitch increase keeps the geometry effortless, while the prime-based sections introduce a gentle sense of progression.

Easy to customize and endlessly adaptable, this kerchief scarf works beautifully in any yarn weight and color pairing. Whether worn as a scarf, shawlette, or layered accent piece, this is a project you can truly settle into.

Yarn
• Any weight yarn can be used
• Yardage will depend on yarn weight and number of repeats worked
• You’ll want a minimum of 2 skeins of Color 1 and 1 skein of Color 2

Recommended Needles
• Fingering: US 5 (3.75 mm) or 6 (4 mm)
• DK: US 7 (4.5 mm) or US 8 (5 mm)
• Worsted: US 9 (5.5 mm) or US 10 (6 mm)

Gauge
• Gauge is not critical for this pattern
• Use a needle size that results in desired fabric

Notes
• Worked flat and top-down

Finished Size
• Size is completely customizable by working more or fewer repeats
• Finished size will vary depending on gauge and repeats worked

Notions
• 4 stitch markers
• Yarn needle for weaving in ends

Skill Level: Adventurous Beginner

A Sister Stitches crochet version can be found here:
https://www.ravelry.com/patterns/library/prime-number-ker...