Decomposition of A052040
Numbers n such that n^2 lacks the digit zero in its decimal expansion.
Decomposition of A052042
Primes that lack the digit zero in the decimal expansion of their squares.
Decomposition of A052044
Numbers n such that n^3 lacks the digit zero in its decimal expansion.
Decomposition of A052214
Numbers n with prime signature(n) = prime signature(n+1) = prime signature(n+2).
Decomposition of A052223
Numbers whose sum of digits is 9.
Decomposition of A052291
Primes p such that 4p^2 + 1 is also prime.
Decomposition of Zeroless numbers
Numbers without 0 as a digit, a.k.a. zeroless numbers.
Decomposition of Numbers without 1
Numbers without 1 as a digit.
Decomposition of A052404
Numbers without 2 as a digit.
Decomposition of A052405
Numbers without 3 as a digit.