Ob carlitz's type q-Euler numbers associated with the fermionic p-adic integrals on Zp

Observations on the "values" of the elliptic modular function j(tau) at real quadratics

Obstructions for Deformations of Complexes

Obstructions to uniformity, and arithmetic patterns in the primes

Obtaining New Dividing Formulas n|Q(n) From the Known Ones

Octahedral Galois representations arising from Q-curves of degree 2

Odd Degree Base Change Lifting for {\rm U}(3)

Odd Entries in Pascal's Trinomial Triangle

Odd Multiperfect Numbers

Odd Perfect Numbers Have At Least Nine Distinct Prime Factors

Okutsu invariants and Newton polygons

Olson's theorem for cyclic groups

Omega results for the divisor and circle problems

On $k$-Lehmer numbers

On $l$-adic families of cuspidal representations of $\GL_2(\Q_p)$

On $p$-adic differential equations on semistable varieties

On $p$-adic Euler $L$-functions

On $p$-adic Hurwitz-type Euler zeta functions

On $p$-adic quaternionic Eisenstein series

On $p$-adic Siegel modular forms of non-real Nebentypus of degree 2