54

54 = 1 + 1 + 2 + 3 + 5 + 8 + 13 + 21

54⁶ = 1⁶+17⁶+19⁶+22⁶+31⁶+37⁶+37⁶+41⁶+49⁶

Undergraduate Texts in Mathematics

Graduate Texts in Mathematics

Graduate Studies in Mathematics

Mathematics Encyclopedia

World

Index

Hellenica World - Scientific Library