Triskaidekaphobia
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Triskaidekaphobia is fear or avoidance of the number 13. It is also a reason for the fear of Friday the 13th, called paraskevidekatriaphobia or friggatriskaidekaphobia.
Elevator panel in a building in the United States, where floors proceed from 12 to 14
The Death card, number 13, from an 18th-century Tarot deck
The exposed lift shaft of an apartment block under construction. The lift shaft has numbers marking the levels, but the 13th level is marked with a heart instead and the 14th level is marked with an upside down 4 to address tetraphobia.
Alternate mission patch of STS-41C, with a 13 and a black cat, as it landed on April 13th, which was a Friday the 13th and this was the mission originally scheduled as STS-13
13 (number)
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13 is the natural number following 12 and preceding 14.
Triskaidekaphobia
…TRIS-kə-; from Ancient Greek τρεισκαίδεκα (treiskaídeka) 'thirteen' and Ancient Greek φόβος (phóbos) 'fear') is fear or avoidance of the number 13. It is also a reason for the fear of Friday the 13th, called paraskevidekatriaphobia (from Greek Παρασκευή (paraskevi) 'Friday', Greek δεκατρείς…
American singer-songwriter Taylor Swift considers the number 13 to be lucky and references it throughout her work.