Numberphile on X: "Three Circles t-shirt. https://t.co/i9yiL2iNL2 Video: https://t.co/JMeBngOdHu https://t.co/bx4wOk3FzW" / X
Numberphile - Just got my Graham's Number T-Shirt in the post... very cool... http://store.dftba.com/products/grahams-number-shirt Xmas came early! | Facebook
![Numberphile on X: "Graham's Number Numberphile T-Shirt — https://t.co/0dnqxRQTGR https://t.co/JGX8Pggehn" / X Numberphile on X: "Graham's Number Numberphile T-Shirt — https://t.co/0dnqxRQTGR https://t.co/JGX8Pggehn" / X](https://pbs.twimg.com/media/CUPc4M_WsAEh0Z9.jpg:large)